Kevin Cai (Proof of Cash)

In this discussion, Kevin Cai, a platform engineering lead at Lightning Labs and a Bitcoin developer known as Proof of Cash, delves into the Bitcoin spam debate. He examines the distinction between consensus and policy, arguing for decentralization and the importance of nodes relaying valid transactions. Kevin discusses the implications of UTXO consolidation, dust limits, and how miner behaviors shape transaction fees. He highlights the necessity of programmability for Bitcoin's future, noting that economic incentives will dictate the evolution of transaction policies.