Apple's got an interesting seed note with the latest 10.6.2 release (10C540). Under the GraphicsDrivers category, it says:
"Resolves an issue with plugging and unplugging to an Apple TV"
We're not quite sure what that means but it could be a strange way of saying that AppleTVs when connected/disconnected to the MacOS cause issues. The 27" iMac only takes Mini DisplayPort in, and the Apple TV only does Component and HDMI out. It isn't likely that AppleTV 3.0 was updated to a Snow Leopard kernel is it?
Also, the kernel has been updated to be more compatible with VMWare and Airport drivers have been updated on th