Wait, don't you guys update your computers yourself?
Your average Reg reader can, yes.
Personally, I really try to avoid any It gear that with a locked on or otherwise pre-installed OS.
We just like to be bitter about IT companies fleecing the average non-techie punter.
Personally, I live my life by the same motto as the alcoholic from Mr Jolly Lives Next Door
"Never ever, bloody anything, ever."