Google Authenticator isn't bad, it's just that Bitwarden Authenticator is better.

Authenticator apps are a multi-factor authentication (MFA) method for encrypting your online login credentials. Stay protected with the best MFA apps we've tested. I review privacy tools like hardware ...

My problem with taking the second option is that it's highly unlikely anyone will do the research needed to determine the true cause of a hack. CYA for the company rather than encouraging better ...