Logitech may have thrown caution to the wind with the designs for its recent V220 RF-based laptop mice, but it looks to have brought things back to basics for its new M555b Bluetooth mouse, which packs most of the featured you'd expect in a clean and simple package. That includes five programmable buttons, a 1,000 dpi resolution, an "ultra-fast" scroll wheel, space for a pair of AA batteries, and a sleep mode to help those last a bit longer. Sold? Then plan on spending $59.99 when this one lands