[nhubbard]

> Hopefully the BIOS writers do not abuse this

Unfortunately, they have. Multiple examples from the excellent Cathode Ray Dude:

https://www.youtube.com/watch?v=q5M0TwnkWUM https://www.youtube.com/watch?v=ssob-7sGVWs

[adapiz]

Damn that's scary. I like that guy. He said everything necessary to that topic. Never rely on something you've found working for your case but not designed to be used like that.