When you settle in with something like World of Warcraft, the very fabric of time-space outside the game seems to somehow come to a standstill. After all, when you're a Blood Elf fighting the scourge of the Undead, breaking for food or drink might be difficult.

The next time human biology happens to clash with your virtual adventures, you might want to revert to this video. It's a fairly straightforward demonstration of how you can convert a two-dollar 12-volt camper cooler into a USB powered mini-fridge. The flick shows how you can retrofit the so-called Peltier unit inside the cooler to draw power from your PC's USB port. There is even a way to install a small LED light.

Now that food and drink are taken care of, all that's left is solving the bathroom problem.