Ordinary fingerprints on your iPhone 4? Passé. Fingerprints that can morph your iPhone 4 into a color changing chameleon!? Psychedelic. These heat sensitive backings, made by RF Laserworks, magically turn a variety of gnarly colors depending on the temperature (aka your finger).
When you replaced the old iPhone 3G cover with a transparent case, it revealed a fugly side. But with the iPhone 4, the inner workings and hidden guts are surprisingly good lookin'. Here's how to turn your iPhone 4 transparent.