If you use something like Authy or 1Password to store your 2FA tokens then they aren't lost if you lose the phone. Does this mean a single point of failure and

If you use something like Authy or 1Password to store your 2FA tokens then they aren't lost if you lose the phone. Does this mean a single point of failure and in someways undermine the use-case for 2FA? Sure but as with all things security you need to decide where on the spectrum you want to be. It's a game of trading security for usability base on what your situation requires.