Become one of the many
A username and a password. No email address, which also means no password reset - if you lose it, the account is gone. You can add a wallet address later, on your profile, once you decide you want to be paid for anything.
This instance is invite-only. If somebody sent you a code, paste it below. If not, write to abuse@ketib.de and say who you are and what you would like to answer.