The purpose of cryptocurrency is to be money. KYC doesn't really have anything to do with that. I think DEX's are the future but they currently have problems with liquidity and user experience.
indeed has nothing to do, but all exchanges except for the decentralized exchange is now almost all asks for KYC. and that is part of the security. who wouldn't want to be more secure with their assets? We have to think positive, where there will be no misuse of documents that we provide. but it remains vigilant on Exchange bad and not trusted.