build your own, you can buy windows home server OEM for $100
you can back up all your systems to it over the network, stream to your media extenders, etc..I plan on putting one together as soon as I have some extra cash to add some new drives to one of my old towers

"No matter where you go, there you are."
"If you can't do something smart, Do something right"
"There are three kinds of people in the world, those who can count, and those who can't"