Increasing the transactional throughput of public blockchains is a key focus for blockchain researchers today. EIP-4844 just came out, and it's old news that rollups will play a huge role in the future of scaling Ethereum. Ethereum's co-founder Vitalik Buterin described the concept of rollups back in 2014. Last year, Vitalik claimed rollups to be the âonly choice" for making gas fees more affordable.