💭 Vitalik: To enhance Bitcoin's potential beyond payments, implementing scaling solutions such as Plasma or ZK Rollups is crucial. Optimism and Arbitrum stand as successful "rollup" examples that can serve as valuable case studies for #Bitcoin. Maintaining an open mind towards ZK-snark based solutions would be advantageous. Vitalik emphasizes the importance of exploring innovative approaches for Bitcoin's scalability. #BitcoinScalability #ZKRollups #Innovation