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What is Web3 : The Decentralized Web Revolution

Updated: Jul 18, 2023

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Evolution of the Web

what is web3

If you're a technology enthusiast, you've probably heard and seen words like Web 3.0, blockchain, De Fi, crypto, etc. As we learn and move ahead, we will explore more about every topic at a deeper level on this website. In this article, we will discuss Web 3.0 from a beginner's perspective. What are its applications, and how will it ultimately affect the Internet of the future, and thus all of us?

The Web, short for World Wide Web (WWW), is like a giant spider web that connects people and computers around the world. It is a place where you can find all kinds of things like websites, videos, games, and more. Think of it as a big library, but instead of books, it's filled with digital stuff!

If you want to understand Web 3.0, you need to know about Web 1.0 and Web 2.0 and their history.

Web 1.0: The Static Web

The entire story of the web began with the introduction of Web 1.0 in the early 1990s. It was created in 1990 by Tim Berners-Lee, a computer scientist at CERN. Web 1.0 was the first version of the web. Back then, the web was much simpler and more static. Like reading an online book without being able to write anything.

Tim Berners-Lee father of web
Tim Berners-Lee

During Web 1.0, websites were mostly like digital brochures. They had information that we could read like articles, news, or pictures. But we couldn't really interact with those websites.

In Web 1.0, websites were created by a small group of people or organizations who managed the content. We couldn't easily add our own stuff or talk directly to others on those websites. It was less social and interactive than it is now.

Thus, Web 1.0 was like the early stages of the Web, where we read and consume information instead of actively participating or sharing our own ideas. Like looking at a picture in a magazine without being able to write or draw.

The Advent of Web 1.0

During the Web 3.0 era, websites were mostly created by experts and organizations who knew how to code. They were like wizards of the digital realm, crafting websites with their magical HTML spells. These websites were often simple and limited in design. You'll find things like text, images, and some links to click on.

Over time, more and more websites started appearing. They covered all kinds of topics, such as news, entertainment, and personal homepages where people could share things about themselves.

A famous example of a Web 1.0 website is the iconic 1996 "Space Jam" movie website. It had basic information about the movie, some pictures, and a fan club you could join. It was simple but exciting for its time!

Screenshot of the "Space Jam" Movie Website based on Web 1.0
Screenshot of the "Space Jam" Movie Website based on Web 1.0. Source:

Some of the most popular websites of the Web 1.0 era were news sites such as CNN and the New York Times, search engines such as Yahoo and AltaVista, and e-commerce sites such as Amazon and eBay.

Web 1.0 based CNN Website from 1995
CNN Website from 1995 Source:

Yahoo Website from 1994
Yahoo Website from 1994 Source:

Limitations of Web 1.0

  1. Lack of interactivity: We cannot easily interact with websites by leaving comments, posting content, or having live chats. It was like reading a book without being able to write anything.

  2. Limited User Participation: We couldn't easily add our own stuff or share our thoughts directly on those websites. This has made us passive consumers rather than active participants.

  3. Static Content: Web 1.0 websites were often static, meaning that the content did not change much. Once a web page is created, it stays that way until someone manually updates it. It made the web dynamic and constantly evolving compared to what it is now.

Information Revolution: Web 1.0

  1. Access to Information: Web 1.0 brought us a huge amount of information that we can easily access. We can read articles, browse through resources and learn about various topics. It was like having a digital library at our fingertips!

  2. Online Presence: Web 1.0 allowed people and organizations to have their own online presence. Personal homepages, business websites, and online portfolios have become a way for individuals and businesses to showcase themselves and share their work with the world.

  3. Global Connectivity: With the advent of Web 1.0, the world is more connected than ever before. We can access information from different parts of the world, connect with people from different backgrounds, and learn about different cultures and perspectives.

  4. Early E-Commerce: Web 1.0 laid the foundation for e-commerce, the buying and selling of goods and services online. It started with basic online shopping experiences where we could browse through products and make purchases electronically. It was the start of a revolution in how we shop!

Amazon Website from 1995
Amazon Website from 1995 Source:

As you can see, Web 1.0 had limitations. But only when compared to today's technology. In its own timeline, it was a digital revolution that started it all.

Web 2.0: The Interactive Web

Web 2.0 is like the cooler, more interactive sibling of Web 1.0. The second generation of the web brought us a new level of fun and interaction. It's like going from watching a movie to actually being a part of the action!

So, what is Web 2.0? Imagine the web becoming one big party where everyone can attend. In Web 2.0, we are more than just passive readers. We become active contributors and creators.

In the Web 2.0 era, websites became more interactive and social. Social media platforms like Facebook, Instagram, and YouTube became really popular during Web 2.0. We can post pictures, like and comment on our friends' posts, and become internet sensations with viral videos. It was a time to share, connect and express in new and exciting ways!

Web 2.0 brought us online communities and forums where people with similar interests can come together and discuss topics of interest to them. It was like joining a club or a group of people who liked the same things we did. We can ask questions, get advice and make friends from all over the world.

Another cool thing about Web 2.0 is that it made it easier to create our own content. We don't need to be coding wizards anymore. With platforms like Blogger and WordPress, we can start our own blogs and share our thoughts with the world. We can even make an impact by sharing our passions and interests with a wider audience.

An illustrative image of blog

Therefore, Web 2.0 was about making the Web more interactive, social, and user-driven. It has made the web a place where we can connect with others, share our own content and explore the digital world.

Development of Web 2.0

So, after the early days of Web 1.0, people started wanting more interactivity and ways to connect with each other on the Web. This desire for a more dynamic and engaging online experience led to the birth of Web 2.0. The term Web 2.0 was coined by information architecture consultant Darcy DiNucci in 1999 to distinguish the post-dot-com bubble. It was later popularized by O'Reilly Media at the 2004 Web 2.0 Conference.

Darcy DiNucci
Darcy DiNucci

The term "Web 2.0" has been coined to describe a new phase of the Web that focuses more on user participation and collaboration. It was as the web grew and became more social and interactive.

During the development of Web 2.0, several key technologies and platforms emerged that shaped its evolution. Here are some notable milestones:

Rise of Social Media: Social media platforms like MySpace and Orkut (remember them?) and later Facebook, Twitter, and Instagram became very popular during the Web 2.0 era. These platforms allowed us to create profiles, connect with friends, and share our thoughts, photos, and videos with others. Social media has become the main driving force behind the interactive nature of Web 2.0.

Social Media Logo Collage

Blogging and User-Generated Content: Web 2.0 made it easier for people to create and publish their own content through platforms like Blogger and WordPress. Suddenly, anyone can start a blog, share their ideas and experiences, and make their voice heard on the web. This was a big change from the static content of Web 1.0.

Crowdsourcing and Collaboration: Web 2.0 has brought new ways for people to collaborate and work together online. Platforms such as Wikipedia allowed users to contribute and edit articles collectively, creating a large online encyclopedia. Other websites such as GitHub have enabled developers to collaborate on coding projects, making it easier to build software together.

Web Applications and Web Services: Web 2.0 saw the rise of Web applications and services that can be accessed through a browser. It's no longer about static web pages, but interactive tools that can perform tasks like Google Docs for document collaboration or Dropbox for file storage. This has made the web a platform for powerful applications and services.

Overall, Web 2.0 was a time of massive innovation and transformation. It has transformed the web into a space where we can actively participate, create and connect with others. The emphasis shifted from passive consumption to active interaction, making the web a more dynamic and social space.

Today, we continue to build on the foundations of Web 2.0, with new technologies and developments shaping the way we interact and collaborate online.

Web 2.0 - The Upgraded Features

Let's look at the upgraded features of Web 2.0 over Web 1.0

  1. Interactivity and participation: One of the greatest benefits of Web 2.0 is the increased interactivity and participation it offers. We can actively engage with websites, social media platforms, and online communities.

  2. User-Generated Content: Web 2.0 has enabled us to become creators and publishers of our own content. We can start blogs, vlogs, and podcasts to share our ideas, creativity, and expertise with a wider audience.

  3. Networking and Connectivity: Web 2.0 has brought us closer, connecting us with friends, family, and like-minded individuals around the world. Social media platforms and online communities have become places where we can build relationships, find new perspectives, and find support.

  4. Access to information and learning: Web 2.0 has made it easy to access information and learn about any subject that interests us. With search engines, online tutorials, and educational resources, we have a wealth of knowledge at our fingertips.

Limitations of Web 2.0: The Real Challenge

  1. Information overload: With the abundance of user-generated content, social media posts, and online resources, it's easy to become overwhelmed by the sheer amount of information available. Sometimes it can be challenging to filter through the noise and find reliable and relevant content.

  2. Privacy and Security Concerns: Have you ever experienced advertisements for products you recently searched for or discussed with your friends, on your social media pages, or on websites you visit? This happens because social media platforms and search engines collect and analyze your data for targeted advertising. Hence, Web 2.0 brought privacy and security challenges. When sharing our personal information online, we must be mindful of our privacy settings and take precautions to protect our data. We should also be wary of scams, fake profiles, and online predators.

  3. Digital Divide: Although Web 2.0 has connected people globally, a digital divide still exists. Not everyone has equal access to the Internet or the necessary tools to fully participate in the Web 2.0 experience. This will create inequality in opportunities and access to information. It was in this context that the United Nations passed a resolution recognizing internet access as a basic human right.

  4. Online Harassment and Cyberbullying: Unfortunately, Web 2.0 has also brought new challenges such as online harassment and cyberbullying. The anonymity of the internet can sometimes lead to negative behaviours and disadvantages. It is important to promote online safety, kindness, and respectful interactions.

An illustrative image of Web security

Remember that Web 2.0 has given us incredible opportunities for engagement, creativity, and learning. However, it is essential to be aware of the limitations and navigate the online world responsibly.

Popular Web 2.0 services/websites

Web 2.0's exponential growth has been fueled by significant advances, including widespread access to the mobile Internet and the popularity of social networks. Additionally, the proliferation of high-performance mobile devices such as iPhones and Android-powered gadgets has played a major role.

These innovations led to the emergence of applications that revolutionized online interactivity and utility. Prominent examples include Facebook, Instagram, TikTok, Twitter, Airbnb, Uber, WhatsApp, and YouTube.

The extraordinary revenue growth of these dominant platforms has made various Web 2.0-focused companies such as Apple, Amazon, Google, Meta (formerly known as Facebook), and Netflix some of the largest companies in the world in terms of market capitalization. These firms are so influential that they are collectively referred to as the "FAANG (Facebook, Apple, Amazon, Netflix, Google)".

FAANG - Facebook, Amazon, Apple, Netflix, Google
FAANG - Facebook, Amazon, Apple, Netflix, Google

What is Web3? The Decentralized Web

Web 3.0 is like the next exciting chapter in the story of the web. It is the latest generation and is meant to make the web more robust, secure, and decentralized.

So, what is Web 3.0? Well, imagine a web where we have more control over our own data and can trust that our online transactions are safe and secure. That's the idea behind Web 3.0.

Web 3.0 is often referred to as the "decentralized web". It aims to give power back to users and remove the need for middlemen like big tech companies or social media platforms to control our data and online experiences.

In Web 3.0, we have the concept of decentralization. This means that rather than relying on a central authority such as a company or government, power is spread among various stakeholders. It's a digital democracy!

One of the key technologies driving Web 3.0 is blockchain. You've probably heard of cryptocurrencies like Bitcoin and Ethereum. They use blockchain technology like a digital ledger that records transactions in a secure and transparent manner. This ensures that transactions are verified by several parties rather than a single authority.

Web 3.0 brings us exciting new possibilities. Here are a few examples:

  1. Data Ownership and Privacy: In Web 3.0, we have more control over our own data. We can choose what information we share and with whom we share it. We don't have to rely on big companies storing our data on their servers. Instead, we can use decentralized systems that provide ownership and control.

  2. Decentralized Applications (DApps): Web 3.0 allows the development of decentralized applications or DApps. These are decentralized applications that run on blockchain technology. They can provide services such as decentralized finance (DeFi), digital art marketplaces, or more transparent and user-centric social media platforms.

  3. Smart Contracts: Web 3.0 introduces smart contracts, which are like self-executing contracts with predefined rules. They automatically execute transactions when certain conditions are met. Smart contracts enable secure and transparent transactions without the need for intermediaries.

  4. Tokenization and Digital Assets: Web 3.0 enables the creation and ownership of digital assets through tokenization. This means things like virtual currencies, digital art, or virtual real estate can be securely bought, sold, and owned on the blockchain.

  5. Web 3.0 is still evolving and there is still much to discover and build. It's the promise of a more open, secure, and user-centric web, where we have more control over our online experiences.

Evolution of Web 3.0

Web 3.0 is a relatively new concept that is still being defined and developed. It emerged in response to some of the limitations of Web 2.0 and the desire to create a more decentralized and user-centric web experience.

The origins of Web 3.0 can be traced back to the early 2000s when blockchain technology was introduced with the creation of Bitcoin, the first decentralized cryptocurrency. Blockchain technology forms the foundation of Web 3.0 by enabling secure and transparent transactions without the need for intermediaries.

As blockchain technology gained traction and popularity, developers and innovators began to explore its potential beyond cryptocurrencies. They realized that blockchain's decentralized nature and ability to create trust could be applied to various other aspects of the web.

How Blockchain works?
An illustration of Blockchain Technology

A notable development in the history of Web 3.0 was the introduction of Ethereum in 2015. Ethereum is a blockchain platform that allows developers to create decentralized applications (DApps) and smart contracts. DApps are applications that run on the blockchain, and smart contracts are self-executing contracts with predefined rules.

The concept of Web 3.0 gained momentum as developers envisioned a web where users had more control over their data, digital identities, and online interactions. This vision is consistent with the principles of decentralization, privacy, and data ownership.

Web 3.0 is still evolving, and efforts are underway to build the infrastructure and technologies necessary to fully realize its potential. This includes the development of scalable blockchain solutions, interoperability protocols, decentralized storage systems, and user-friendly interfaces for DApps.

It is important to note that Web 3.0 is not a specific version or a single project, but an evolving movement and set of principles. Its development involves collaboration between developers, entrepreneurs, and communities to create a more open, decentralized, and user-centric web.

As Web 3.0 continues to evolve, we can see new innovations, decentralized applications, and possibilities that will redefine how we interact, transact, and share on the Web.

Web 3.0 and Torrents

For all of us who grew up with the evolution of Web 2.0, we are familiar with torrents. After understanding the concept of Web 3.0, you might think about the similarities between Web 3.0 and torrents. Let's discuss both. Web 3.0 and torrents include the concept of decentralization. In the case of torrents, it refers to a peer-to-peer file-sharing protocol that distributes files across multiple computers (peers) rather than relying on a central server. This allows for faster downloads and increased resiliency as files can be received from multiple sources simultaneously.

An illustrative collage of popular torrent logos

Web 3.0, on the other hand, encompasses a broader vision of the future of the Web. It aims to create a more decentralized, secure, and user-centric online environment by leveraging blockchain technology, smart contracts, and other innovations. Beyond file sharing, Web 3.0 envisions a paradigm shift in how we interact with digital content, own our data and engage in online activities.

Although torrents are a specific technology for efficient file sharing, Web 3.0 encompasses a wide range of applications and possibilities. These include decentralized finance (DeFi), decentralized applications (DApps), digital identities, and more. Web 3.0 empowers individuals, removes the need for centralized intermediaries, and gives users more control over their digital experiences.

However, it is important to note that torrents can be seen as a precursor to some aspects of Web 3.0. Both emphasize decentralization and challenge the traditional paradigm of relying on centralized servers. Torrents pioneered the idea of distributing files across a network of peers, matching the decentralized nature of Web 3.0.

So, while there are some parallels between Web 3.0 and torrents in terms of decentralization, they operate on different scales and have different goals. Web 3.0 encompasses a broad vision of the future of the Web, while torrents specifically address efficient file sharing.

Features of Web 3.0

  1. Decentralization: Web 3.0 embraces decentralization, which means that power is distributed among many stakeholders instead of being concentrated in the hands of a few. This allows for greater transparency and censorship resistance and reduces reliance on centralized intermediaries.

  2. Data ownership and privacy: Web 3.0 aims to give individuals more control over their personal data. With decentralized technologies like blockchain, individuals can own and control their data, decide who has access, and protect their privacy.

  3. Enhanced Security: Web 3.0 incorporates strong security mechanisms using encryption and decentralized protocols. This reduces the risk of data breaches, hacking and unauthorized access to personal information.

  4. Smart Contracts and Automation: Web 3.0 introduces smart contracts, which are self-executing contracts with predefined rules. Smart contracts enable automation and facilitate secure, transparent and tamper-resistant transactions without the need for intermediaries. Communication will be taken to a higher level by using all available data to improve the user experience.

  5. 3D Graphics: Graphics designed in 3D make things look better and allow for more interactive content.

  6. Semantic Web: Web 3.0 will understand the meaning of words, not just search terms, to better process information and data.

  7. Artificial Intelligence (AI): AI will empower computers to process information like humans and make them more intelligent.

Limitations of Web 3.0

  1. Scalability: One challenge in Web 3.0 is scalability. As more users adopt decentralized applications (DApps) and interact on blockchain networks, scalability issues may arise, leading to slower transaction speeds and increased costs. However, ongoing research and development efforts are addressing these limitations.

  2. User Experience: The user experience of decentralized applications may not be as seamless or familiar as traditional web applications. Interacting with blockchain networks can involve complexities such as managing digital wallets and understanding cryptographic processes. Improving the user experience is a focus for further development

Privacy Concerns of Web 3.0

  1. Pseudonymization and traceability: While Web 3.0 emphasizes privacy, transactions on some blockchain networks are pseudonymous, meaning they can be linked to specific addresses. This pseudonym raises concerns about the possibility of identifying users based on their transaction history.

  2. Data leakage: Although individuals have more control over their data in Web 3.0, care must be taken to ensure that personal data is not inadvertently exposed or linked to real-world identities through external factors or compromised applications.

web security and privacy illustration

The potential of Web 3.0

  1. Financial Inclusion: Web 3.0, particularly decentralized finance (DeFi), has the potential to provide financial services to people who are disadvantaged by traditional banking systems. It can enable access to loans, savings, and investments without relying on intermediaries or geographical limitations.

  2. Decentralization and Empowerment: Web 3.0 can empower individuals by eliminating the need for centralized intermediaries. This allows for direct peer-to-peer interactions, reducing transaction costs, increasing transparency, and enabling new business models.

  3. New Possibilities: Web 3.0 opens up new avenues for innovation and creativity. It enables the development of decentralized applications in various fields such as healthcare, supply chain, and governance. These applications can introduce new solutions and disrupt traditional industries.

  4. Remember, Web 3.0 is still in its early stages, and further advances are underway to address its limitations and refine its potential. It promises a more user-centric, secure, and decentralized web experience.

Comparison of Web 1.0, Web 2.0, and Web 3.0

Comparison between Web 1.0, Web 2.0 and Web 3.0
Comparison between Web 1.0, Web 2.0 and Web 3.0

The Future potential of Web 3.0

Web 3.0 is revolutionizing various industries and opening up a wide range of career and career opportunities in the future. Here are some areas where job opportunities are likely to emerge:

  1. Blockchain Development: With the rise of Web 3.0, there is a growing demand for skilled blockchain developers who can build decentralized applications (DApps), smart contracts, and blockchain-based solutions. Proficiency in programming languages such as Solidity and knowledge of blockchain platforms such as Ethereum or Polkadot can be valuable skills.

  2. Cryptocurrency and Token Economics: As cryptocurrencies and token economies gain prominence, there will be a need for professionals who understand the intricacies of digital currencies, tokennomics, and decentralized finance (DFi). There could be roles like cryptocurrency analysts, token economists, and DeFi specialists.

  3. Decentralized Application (DApp) Design: As Web 3.0 encourages the development of DApps, there will be opportunities for user experience (UX) and user interface (UI) designers who specialize in designing intuitive and user-friendly decentralized applications. These professionals will focus on creating seamless and engaging user experiences within the decentralized ecosystem.

  4. Smart Contract Auditing and Security: As the complexity of smart contracts increases, so will the demand for professionals with expertise in smart contract auditing and security. These experts will play a critical role in ensuring the integrity and security of smart contracts, identifying vulnerabilities and conducting thorough audits to prevent potential exploits.

  5. Decentralized Finance (DeFi) Specialists: DeFi is an important area within Web 3.0, opening up opportunities for individuals with expertise in decentralized finance. As the DeFi ecosystem evolves, roles such as DeFi analysts, liquidity managers, yield farmers or governance experts may emerge.

  6. Blockchain Consulting and Advisory: Businesses and organizations need guidance on how to leverage blockchain technology and navigate the decentralized landscape. Blockchain consultants and advisors can provide insights, assist in strategic planning, and assist in implementing blockchain solutions tailored to specific industries.

  7. Digital Identity and Privacy Specialists: As Web 3.0 aims to empower individuals in control of their data and privacy, there is a need for professionals with expertise in digital identity management, privacy protection and cyber security within decentralized systems.

  8. Social Media and Community Management: Web 3.0 will introduce new decentralized social platforms and online communities. Opportunities may arise for skilled professionals to manage decentralized social media platforms, promote user engagement, and build vibrant communities within the Web 3.0 ecosystem.

  9. Legal and regulatory experts: As Web 3.0 brings new legal and regulatory challenges, professionals with expertise in blockchain law and regulations will be in demand. These specialists will help navigate the legal implications of decentralized technologies, digital assets and smart contracts.

  10. Research and Development: The evolution of Web 3.0 requires continuous research and development efforts. Researchers, innovators, and academics exploring blockchain scalability, interoperability, privacy-enhancing technologies, and innovative applications will contribute to the advancement of Web 3.0.

cryptocurrency bitcoin ethereum cardano

These are just a few examples of career opportunities that may emerge as Web 3.0 continues to evolve. As technology advances and the ecosystem evolves, new roles and skill sets will emerge, creating diverse opportunities across industries. If you're interested in pursuing a career in Web 3.0, it's important to stay updated with the latest trends, acquire relevant skills, and adapt to the evolving landscape.


In conclusion, Web 3.0 represents a significant evolution in the development of the World Wide Web, offering a more decentralized, interactive, and user-centered experience than its predecessors. Web 1.0 laid the groundwork, providing access to information and establishing a digital presence. Web 2.0 introduced increased interactivity, user-generated content, and social media, transforming the Web into a platform for active participation and connection.

Now, with the advent of Web 3.0, we see the vision of a more secure, transparent, user-controlled web of decentralized technologies and blockchain. Web 3.0 introduces concepts such as decentralization, data ownership, and smart contracts, giving individuals more control over their digital experiences, offering exciting opportunities across a variety of industries.

Although Web 3.0 is still in its infancy, it has the potential to revolutionize areas such as finance, governance, supply chain, and identity management. It opens doors to new career paths in blockchain development, decentralized finance, DApp design, token economics, and consulting.

However, Web 3.0 also presents challenges including scalability, user experience, privacy concerns, and regulatory considerations. Addressing these challenges requires continuous research, technological advancement, and collaboration between various stakeholders.

As we move into the era of Web 3.0, it is critical to embrace the opportunities it presents while being mindful of the responsibilities that come with a more decentralized and interconnected web. By harnessing the potential of Web 3.0 responsibly, we can shape a future that empowers individuals, fosters innovation, and creates a more inclusive and equitable digital landscape.

Overall, Web 3.0 holds great promise to transform the way we interact, transact, and collaborate online. It is an exciting time to be a part of this technological change and explore the vast possibilities that Web 3.0 presents.


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