# Information you need or don't need about web 3 - 21

**Published by:** [0x5351](https://paragraph.com/@0x5351abfa9022d1e8117b11ca3556de4164ad34fd/)
**Published on:** 2025-11-24
**URL:** https://paragraph.com/@0x5351abfa9022d1e8117b11ca3556de4164ad34fd/information-you-need-or-dont-need-about-web-3-21

## Content

When OpenSea was founded in 2017 by Devin Finzer and Alex Atallah, NFTs were far from the global phenomenon they are today. Their inspiration came from a blockchain game called CryptoKitties, which sparked a frenzy by allowing users to buy and sell digital cats as NFTs. Seeing the success of this game, the founders decided to create a marketplace that could support all kinds of NFTs. But here’s the interesting part: in the early days, OpenSea had only 4,000 active users and a monthly trading volume of just $1.1 million (as of March 2020). In other words, the giant platform we know today actually started from very humble beginnings!

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