If I have Parallels running, even in Suspended mode, and my MacBook Pro goes to sleep, when I wake it up the backlight is always turned completely off. I can use a Flashlight to see the screen and turn it back up (or the function keys, once I realized they were there. DUH), but this is an irritating little bug. Since I actually haven't had any other issues with Parallels, this is probably pretty minor. But....