What Is Web3?
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The Next Evolution of the Internet
You’ve probably heard the term “Web3” thrown around alongside blockchain, crypto, and NFTs. But what does it actually mean — and why does it matter?
Let’s break down the evolution of the internet, and where Web3 fits in.
The Three Eras of the Web
Web1 (1990s – early 2000s): Read-Only
The early internet was static. Websites were essentially digital brochures.
– Users could only read content
– Very little interaction or user-generated content
– No personalisation
– Think: early news sites, basic directories
Web2 (mid 2000s – present): Read-Write
The internet became interactive. Users could create content, not just consume it.
– Platforms like Facebook, YouTube, Twitter emerged
– Users create and share content
– Social networks, apps, and marketplaces dominate
– BUT: tech giants own everything — your data, your content, your identity
This is the world we live in today. Google knows everything about you. Facebook owns your social graph. If Twitter bans you, you lose your audience. If Apple removes your app, your business is gone.
Web3 (emerging): Read-Write-Own
Web3 is the vision of an internet where users own their data, assets, and identity — powered by blockchain technology.
– Users control their own data
– Ownership is on-chain and verifiable
– No single company controls the platforms
– Financial transactions built directly into the internet
– Permissionless access for anyone
Core Principles of Web3
1. Decentralisation
Instead of servers owned by Google or Amazon, Web3 applications run on decentralised networks — no single point of failure or control.
2. Ownership
In Web2, you don’t own your Twitter followers or your Facebook photos — the platform does. In Web3, you own your assets, your identity, and your data.
3. Trustless Transactions
Smart contracts execute automatically without needing to trust a company or intermediary.
4. Permissionless
Anyone with a crypto wallet can access Web3 applications — no ID required, no applications, no being “denied.”
5. Native Payments
Crypto is the native money of Web3, enabling instant global payments without banks.
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What Does Web3 Look Like in Practice?
Decentralised Finance (DeFi)
Borrow, lend, and trade directly on-chain — no bank account required.
NFTs and Digital Ownership
Own digital items (art, music, game assets) that no company can take away from you.
DAOs
Participate in organisations governed by code, not executives.
Decentralised Social Media
Platforms like Lens Protocol and Farcaster let you own your social graph — take your followers with you wherever you go.
Play-to-Earn Gaming
Earn real crypto and own in-game assets that have real-world value.
Decentralised Storage
Services like Filecoin and Arweave store data across distributed networks — no single company holds your files.
Self-Sovereign Identity
Control your own digital identity without relying on Google or Facebook sign-in.
Web2 vs Web3: A Comparison
| Feature | Web2 | Web3 |
|---|---|---|
| Data ownership | Platform | User |
| Identity | Managed by platforms | Self-sovereign (wallet) |
| Payments | Banks/PayPal | Crypto (built-in) |
| Censorship resistance | Low | High |
| Access | Account-gated | Permissionless |
| Trust model | Trust the company | Trust the code |
| Downtime risk | Server goes down → offline | Decentralised → always on |
The Challenges Web3 Faces
Web3 is still early and faces real hurdles:
– User experience: Wallets, gas fees, and seed phrases are confusing for newcomers
– Scalability: Blockchains are still slower than centralised servers
– Regulation: Governments are uncertain how to regulate Web3
– Scams: The space is rife with fraud, rug pulls, and bad actors
– Centralisation creep: Many “Web3” projects still rely on centralised infrastructure
– Energy: Some blockchains remain energy-intensive
Key Takeaways
– Web3 is the vision for a decentralised internet where users own their data and assets
– It builds on blockchain, smart contracts, and crypto to enable permissionless participation
– Core principles: decentralisation, ownership, trustlessness, permissionlessness
– Web3 includes DeFi, NFTs, DAOs, decentralised social media, and more
– It’s still early — significant technical and usability challenges remain
The Bottom Line
Web3 isn’t just about crypto prices or NFT speculation. At its core, it’s about a fundamental shift in how the internet works — from platforms that extract value from users, to networks where users own and benefit from their participation.
Whether Web3 fully delivers on its promise remains to be seen. But the technology is real, the builders are serious, and the potential to reshape the internet is genuine.
NOT FINANCIAL ADVICE. Web3 technologies are experimental and carry significant risk. Always do your own research (DYOR).