#TradingPairs101 TradingPairs101 Sei is a Layer 1 blockchain built using the Cosmos SDK, specifically engineered for decentralized finance (DeFi) and trading applications. Its core innovation lies in addressing the "exchange trilemma" by prioritizing speed, scalability, and efficiency for decentralized exchanges (DEXs). Sei achieves this through features like a native order matching engine, which optimizes transaction processing and reduces fees. It also employs a "Twin-Turbo" consensus mechanism for ultra-fast block finality (around 380 milliseconds) and incorporates front-running protection to ensure fair trading. By focusing on a specialized use case rather than being a general-purpose blockchain, Sei aims to provide a superior environment for high-frequency trading, NFT marketplaces,