While we don't normally find ourselves terribly jealous of laptops designed for massive rollouts at medium and large businesses, the new ProBook and 6545b (15.6-inch) and 6445b (14-inch) almost have us ready to reassess that assumption. They're pretty boring AMD-powered workhorses on the surface, but HP has reworked the keyboard tray so that it automatically drains spills through the laptop and out through the bottom -- without running past any of the vitals. It's not foolproof, but it's a great