They only recommend your real name in case you need to recover your account.
From https://www.meta.com/help/quest/articles/accounts/account-se...:
---- To create a Meta account using your email address, you will need to provide:
Email: You can only create one Meta account per email address.
First and last name: We recommend using your real name in case you need to recover your account or manage your store purchases.
Birthday: You need to be at least 13 years old (or the applicable age in your region) to set up and manage your own Meta account. If you are between 10 and 12 (or the applicable age in your region), then you need a Meta account that’s managed by a parent or guardian.
Password: This must be at least 8 characters. Avoid passwords that someone could easily guess.
I agree it'd be nice to have an external CPU pack for heat and weight reasons, but we're not quite there yet. The closest thing currently is wireless streaming via a PC running Steam VR, but that's not exactly portable.
If Meta made new versions of the Quest without the battery built in I think I'd actively avoid it.
Why? There's are already 1000s of external batteries. Unless you mean you think Meta should do it so they can charge 4x of any other battery like Apple does?
Quest is also lighter than Vision Pro, even with it's built in battery