Funny enough, the more I think about it and discuss with someone on Imgur, the more I think the probable answer is "sloppy CG mockup", because, while the typing is animated, I don't remember it being easy to find hacks that flat-out HID the menu bar for non-Mozilla Suite programs back then.
QOTO: Question Others to Teach Ourselves
An inclusive, Academic Freedom, instance
All cultures welcome.
Hate speech and harassment strictly forbidden.