Off-topic (well, sort of), but this is so blindingly (bindingly?) simple I had to post it.
How many times have you crawled around in the dust bunnies under you desk trying to find the business end of a scanner or printer USB cable, external hard-drive cable, camera download cable, ipod cable, charger cable etc etc.
Well, here's the solution - using cheap and ubiquitous binder clips (or foldback clips as I think we called them in the UK?)
Now, why didn't I think of that - doh
(via Lifehacker - where I also learned how to make fantastically tasty but very quick - 5 minutes a day - and easy to make artisan bread...)