Some people swear by trackballs. They first used them with Windows 3.1 and refuse to look at anything else. For those, and the others that are forced to them at work, Logitech just announced the Wireless Trackball M570 that brings a bunch of standard Logitech features to the platform.
Have you an opinion, used or been to this object or place? Tell us what you like don't like about it, or post any specs/info about it:
