Kyc is very important for any type of currency exchange, because only by verifying kyc will you be able to identify a real user.
Wrong. To identify
unique user you don't need any KYC. It will be fine with unique cryptographic token, like ubikey or something similar. Yep, a person can obtain a lot of such keys. But again, person can obtain a lot of docs for KYC purposes. The same problem/