Sassafras is not a flashy feature; it’s an invisible infrastructure that removes a structural compromise PoS systems have tolerated for years. We accept that most people don’t think about leader elections, but they do care about: • block timing • congestion • finality • fork instability To improve these, Polkadot is replacing its block production mechanism with Sassafras, a Single Secret Leader Election (SSLE) protocol. Let’s dive in 🥽