It's much better to use reasonable_passphrase + "-" (or other special character permitted in most passwords like '.' or ' ' or ',') + site_name. So "Superdonk

It's much better to use reasonable_passphrase + "-" (or other special character permitted in most passwords like '.' or ' ' or ',') + site_name. So "Superdonkey11_amazon" and "Superdonkey11_dropbox" would be strong passwords, where compromising one to a password database leak would only jeopardize other passwords if a human would pick out your password and think about how it applies to other services you use. If you have to change your password with the site just cycle through a couple root passphrases. You now have salted your password per site in a human-memorizable way without some weird algo ritual to access every password.