Before you have anything to do with GRAM coins you should know what rules they have.
They can turn off your account whenever they want!
I guess same thing we can expect from Libra and others...
Use of the Services.
4.2. Termination. We reserve the right to close, terminate or disable any or all of the Services, your user account, or your access to the Services at any time and for any reason.
source:
https://telegram.org/tos/walletYou can find such terms and conditions in many services, they wish to secure themselves from big scandals in future, I think. TON External Secure ID or Telegram Passport is some kind of compromisse with the regulators. Otherwise it is impossible to make a crypto which would be implemented in wide financial areas. Almost every exchange can ask you for KYC today, so I see no reason to be surprised.