DIY: USB Vacuum Cleaner
 

I'm sure at one point or another in your long and exciting computer
adventures, you've thought to your self, I've got something all over my
desk, and I need to clean it, but I'm lazy. Well, congratulations thanks
to my boredom, you can clean your carpet, desk, and just about anything
as long as you've got a handy-dandy USB Jack, and are willing to be
considered oddly amusing. I mean, what beats saving
$44111!!0d0d0ub344!!!21.95 and proving your geek-hood? Hmm, guess I
answered that one.

Link: http://sdmlanreview.com/modules.php?...op=show&rid=52

May be you have any luck in understanding the process :)