RE the alternative question: 2FA is _not_ an alternative to password managers -- it's like seat-belts and brakes on a car, you're going to want both. You need a

RE the alternative question: 2FA is _not_ an alternative to password managers -- it's like seat-belts and brakes on a car, you're going to want both. You need a password manager to keep track of the random password you've set for each of the hundred sites you log into; and you should use 2FA for high-value sites in case the password you used for that site gets stolen (like via malware infestation on your computer, or you're tricked into entering your credentials on a phishing page, etc).