If I would have won that $2500 machine, I wouldn't care if it was plastered in Hello Kitty and Dora The Explorer stickers. It's still better than not winning anything.
What about throwing one of the future systems at the forum users. Say each best answer gets a ticket in a drawing. That could spur some activity in the forums. Just make sure the same question and best answer don't come from the same IP addy.
Last time I have any hope that I have good fortune. Now I'm going to dress in black, wear super skinny jeans, and listen to fallout boy. All joking aside, at least, there will be less contestants for the 6 core SMB.