Misplace your heatsink? Try checking your wallet, right in between your Visa credit card and your Paypal debit card. It's not outrageous, it's Novel Concept Inc.'s new ThinSink cooler, which the company claims is the world's thinnest forced convection (fan cooled) heatsink. This thing's not just as thin as a credit card, it's even skinnier, yet supposedly has a volumetric cooling efficiency 25 times greater than today's best microprocessor heatsinks, Novel Concepts says. Can it really be true?