Yes, they did. I beleive that Micro$oft blamed it on SE5!
Always turn off your auto update. I have mine set on notify me and I'll choose what and when.
I too learned the hard way, after updating to IE7 [img]/threads/images/Graemlins/Grenade.gif[/img]
and happily

getting the "BLUE SCREEN OF DEATH"
and the inability to ever recover the system to where it ran right, [img]/threads/images/Graemlins/Hammer.gif[/img]
causing a complete reinstall of Windows.........
Could we use that for a new syndrome name? [img]/threads/images/Graemlins/icon45.gif[/img]