I just can't see consumers installing an OS from scratch. Only techs like us are bold enough to try that. And a complete lockdown of hardware would be a very slow process, otherwise too many PCs would fail to install an upgrade.
How hard is it to put a CD in a drive and hit <ctrl + alt + delete>?
Which one of our intrepid band had his grandmother installing Linux from scratch? (Brandioch?, wharris[2]?)
This is exactly the kind of Wag-Ed urban legend crap that I would expect from a True Believer...or are you?