Mobile Torch goes counterfeit dollar detector

We're all too well familiar with the ages old dictum Mo Money Mo Problems. Well, now you can use your cellphone and purple LED version of the Mobile Torch to solve one of cash money's more vexing problems: counterfeit bills. Hard to consider, but if enough people actually have and use one of these things then Engadget's, um, "side business" might fall on hard times.

[Via The Red Ferrett]