They could also go to Apple's site and look up more information on the phone.
I would be a bit more in your camp here, except for the fact that this was the same issue with last years Pro 128GB phone.
https://www.apple.com/iphone-14-pro/specs/
support.apple.com
Video Recording & True Depth Camera section of the links above.
I'll agree with you that not everyone watches the keynotes. But, if your aware of when the Pre-Sale date is. You must be informed "enough" to at least take a look on the site and find out anything you didn't get to see from the presentation. If the idea is that we just purchase first and ask questions later then.. This is what we end up with.