Remember Nissan's Scratch Shield paint technology? You know, that stuff we first heard about some four years back? According to a release straight out of Yokohama, the automaker has agreed to license that very tech to Japan's own NTT DoCoMo for "mobile phone application." In theory, at least, the flexible clearcoat will enable certain light scratches to actually heal themselves over time, and the paint itself is tougher to scratch to begin with. There's no specific mention of the who's and when's involved, but we're hoping to see this idea spread to other portable devices in the near future. After all -- who isn't s