If you are really strict about 2Fa, then in theory you would never be able to use your phone that you use for TOTP generation to login to Websites that use this

If you are really strict about 2Fa, then in theory you would never be able to use your phone that you use for TOTP generation to login to Websites that use this TOTP Code either. So I'm pretty sure I already broke this separation due to convenience. So might as well put it in my PW Manager.