Panasonic announced today the Toughbook H2, the second version of its Windows-based mobile clinical assistant (MCA) tablet. The H2 improves upon its predecessor (the H1) in multiple ways: It features a a 10.1-inch touchscreen LCD display, stylus support, enhanced screen viewability, improved CPU, more storage capacity, 6.5 hour battery life, and USB ports -- all in a relatively compact 3.5 pound...