So this part? Profile Information. You may provide us with profile information such as your e-mail address, username, a profile image, and password when you create an account, or when you edit your account information. You may also provide us with your payment information when you sign-up for a paid service.
OMG, they're...storing the login info you gave them
Literally the whole thing, other than the bullshit at the beginning about how deeply they care about your privacy, is about information they collect about you. That's what a privacy policy is.