This is what I call bullshit job - zero value for humankind created, tons of human hours wasted. (I would even say negative value since security holes will be found if not already in this microcontroller firmware)
I stumbled upon this PAVP thing in an old Thinkpad just last week. My first thought after reading about it was basically this. Somewhere, some very talented software developers probably spent years working on this obscure, essentially useless thing.