Impossible.
When you put it in sleep/Hibernating mode, it shuts off internet (Unless youhave WOL, wake on Lan)
Your processor turns off, everything but the RAM (For sleep mode)
Hibernation is almost the same, but it turns off everything and SAVES your ram onto your HDD until you turn it back on.
Gameshield and all those anti-hack things don't work on Windows 7, because it doesn't allow toolkits yet.
Ill use it once its offical. I'm dual booting it atm, but I see no reasons to. Might delete windows 7. I'm on Vista SP1.
Actually it's been out since October/November. If you don't have a Genuine windows you didn't patch it in January.
Nothing happens unless you're stupid.
Download "VLC Media Player" (Quick google)
Plays nearly all media files.
And, just refresh a while. Happens to me. Most of the time it's just one video. Move on to another.
"C:\Program Files (x86)\AVG\AVG8\avgui.exe"
Chance C to your HDD.
If you aren't using vista, remove (x86) (This is for 64 bit computers)
This should be the default. (For AVG8)
For your issue...
I would re-install windows. Pop in a Windows XP/Vista CD, and let it run. When it asks you where...