Why Decoding Uniswap V4 is Harder Than V2 & V3

This story was originally published on HackerNoon at: https://hackernoon.com/why-decoding-uniswap-v4-is-harder-than-v2-and-v3. This post explains why decoding Uniswap V4 is fundamentally harder than V2 and V3, and what changes at the data layer. Check more stories related to web3 at: https://hackernoon.com/c/web3. You can also check exclusive content about #uniswap, #ethereum, #uniswap-v3, #uniswap-v4, #ethersjs, #decoding-uniswap-v4, #pattern-recognition-decoding, #decoding, and more. This story was written by: @decoderman. Learn more about this writer by checking @decoderman's about page, and for more stories, please visit hackernoon.com. Uniswap V4 is fundamentally harder to decode than V2 and V3. The biggest change is that pools are no longer contracts. Hooks are external contracts that emit their own events.