Add in the fact that quite a few if not most powered USB hubs expect a live PC to be connected and shut themselves off to save power (assumption on my part, there) when the PC shuts off. It's not a bug, it's a feature!
Really.
--sofaspud
--"Listening to your kid is the audio equivalent of a Salvador Dali painting, Spud." --OpMegs
Really.
--sofaspud
--"Listening to your kid is the audio equivalent of a Salvador Dali painting, Spud." --OpMegs