You most likely already have another single point of failure: the email account that you use for "forgot your password" resets. So, I make that the only point o

You most likely already have another single point of failure: the email account that you use for "forgot your password" resets. So, I make that the only point of failure by choosing long, secure passwords and not really trying to remember them, resetting the password every time I need to log in to a rarely used account