“CZ” in the context of cryptocurrency most likely refers to Changpeng Zhao, the founder of Binance, which is one of the largest and most well-known cryptocurrency exchanges in the world.
Changpeng Zhao, often simply referred to as “CZ”, is a well-known figure in the crypto world. His insights and actions, as head of Binance, can have a significant impact on crypto markets. Thus, many people in the crypto community follow his public statements and interviews closely.