This comes from the same touchy-feely Kajimoto lab in Japan that brought us the tactile kiss transmission device and we totally see where they're going with it: maximum sensation, minimum effort. You only have to exert the gentlest of pressures on this prototype touch pad and it zaps your fingertip with little electrical signals, mimicking the feeling of sliding your finger over a surface. We imagine it's a bit like the little red pointing stick in the middle of a Lenovo ThinkPad keyboard, for example, but with the addition of "p