Microsoft's Touch Mouse? Yeah, you've heard of that. But have you caught wind of its Explorer Touch Mouse? Nah, we didn't think so. In fact, neither had Pocket-lint, but they stumbled across this critter at the outfit's London Christmas in July event. It's positioned between the Touch Mouse and the Arc Mouse, boasting a blue hue, BlueTrack technology (for mousing on a pant leg) and the same kind of haptic scrollpad that's used on the aforesaid Arc. There's a grand total of five customizable buttons, which can be c