0. What is Solana and how does it work?Solana is a high-speed blockchain built for decentralized apps and crypto. Its main strength is handling thousands of transactions per second due to several key features:Proof of History (PoH): A method that timestamps transactions in order, making validation faster and more efficient.Sealevel Parallel Processing: Unlike other blockchains, Solana can process multiple transactions at once, boosting performance.Gulf Stream: This reduces confirmation times ...