The Ethereum Foundation and Vitalik Buterin actively encouraged the creation of L2s as a scaling strategy

Cryptocurrencies, blockchains, and the broader on-chain economy.

Networks built on top of base blockchains that process transactions off the main chain to cut fees and boost throughput, including rollups, sidechains, and state channels.

The nonprofit that stewards Ethereum's research and core development, with its funding decisions, leadership changes and contested influence.