Looks like someone at Microsoft should be paying slightly more attention to the mail: an ophthalmologist (yes, that's right) in Illinois named Edward Yavitz is suing Redmond over the Zune's Buy From FM feature, saying he wrote the software giant a letter in 2006 that disclosed his two relevant patents on the tech, suggested how it could be integrated into the Zune, and asked for a deal. Two years and presumably zero replies later, a young Joe Belfiore introduced Buy From FM along with the Zune 3.0 software, which Ed says directly infringes on his patents -- and his lawsu
