By Stephen Golzari — Completed on 28th of March, 2022 In this article I am going to talk about rollups on Ethereum, why they were initially introduced as a solution to Ethereum scalability problems, what their potential issues are, and what their future beholdsWhy do we need L2 on Ethereum?The blockchain trilemma is a problem where out of scalability, security, and decentralization only two can be maximized simultaneously. Ethereum is a blockchain that maximizes both security and decentraliza...