If you thought the Lenovo ThinkPad W700ds laptop was an impressive design win with its secondary, slide-out display, then you ain’t seen nothing yet… Today, Sharp has announced the latest addition to its Mebius line of portables–the Mebius PC-NJ70A netbook–which features a trackpad that also happens to function as a 4-inch multi-touch-capable LCD-based display. We’ve been hearing rumors about integrating displays into trackpads for a while now; although the prime candidate for such an innovative design had