Another finding: Login requires now an e-mail-address. I would prefer usernames.
The never ending issue of email vs username
I’m not 100% sure but the final idea was to force the email at creation but still allow both username and email to log in.
Isn’t that the case?
Edit
I just double checked and you’re right, email is the only option now. This has changed so many times that I don’t remember the final decision then