Lightning Network is a Layer 2. State channels also exist on top of Ethereum, such as Raiden Network and others[1]. The Eth core devs and users are more intere

Lightning Network is a Layer 2. State channels also exist on top of Ethereum, such as Raiden Network and others[1]. The Eth core devs and users are more interested in rollups due to them being general-purpose[2], i.e. suitable for applications and smart contracts to build on top of (for e.g. Uniswap on a rollup via zkEVM[3]). [1] https://ethereum.org/en/developers/docs/scaling/ https://ethereum.org/en/developers/docs/scaling/ [2] https://vitalik.ca/general/2021/01/05/rollup.html https://vitalik.ca/general/2021/01/05/rollup.html [3] https://scroll.io/blog/zkEVM https://scroll.io/blog/zkEVM