@q1uick21
Blockchain scalability is crucial for mainstream adoption. Layer 1 solutions like Ethereum 2.0 focus on protocol upgrades for efficiency. Layer 2, including rollups and sidechains, offload transactions. Each has pros: L1 offers security, L2 boosts speed and scalability. Tradeoffs? L1 changes are complex, L2 introduces new risks. Understanding these is key to navigating the blockchain future.