As a result of network congestion, transactions on Ether have become unthinkably slow and expensive. This gave the opportunity for alternative networks to explode with rapid growth. It started with BSC, which attracted regular users with its cheapness, then a wave of liquidity swept Polygon, Fantom, Avalanch and Solana. Liquidity followed more profitability. Once the network's allotted money to attract new users is depleted, liquidity flows to the next place. The new year will pose new challenges for blockchain leaders. They'll have to figure out a different way to raise capital and alternative strategies for users to earn money. The main narrative for 2022 will be L2 solutions on the airwaves. Inheriting all the main advantages of the parent network, L2 - will bring scalability, cheapness and speed of transactions, while maintaining decentralization and EVM compatibility. Optimizm and Arbitrum have already confirmed this concept, but they have been overtaken by ZKRollups almost at th