It might just as well happen that some accounts are falsely detected as alts even though they really aren't. If people place too much trust in that tool, that m

It might just as well happen that some accounts are falsely detected as alts even though they really aren't. If people place too much trust in that tool, that might also have consequences for the account holders with little the account holders can to to prevent that. Btw, how is having an account system without any option to close or delete the account - and which might contain your real name as username - compatible with the GDPR?