There are some valid use-cases, e.g. in web-apps with an user-admin section. It's useful that when adding user 2 (or N) it won't auto-fill with details from the

There are some valid use-cases, e.g. in web-apps with an user-admin section. It's useful that when adding user 2 (or N) it won't auto-fill with details from the previous user (that you just added). If anyone has that issue, a workaround is to add multiple email/password inputs (dummies) around the real-one, and hide them. In Chrome, this causes it to 'give up' and not try to auto-fill the fields.