L2 & rollups: how they work, why we need them & what’s next

Author: Roman Aliev (Strategy Marketing Director)

L2 is a collective name for solutions that solve the problems of scalability and speed on blockchain, primarily in the Ethereum network. We’ll tell you about the most popular L2 protocols, their advantages and drawbacks, and what will happen to them now that Ethereum has switched to Proof-of-Stake.