Sign of the times
"Microsoft is already facing lawsuits related to the just-launched Windows, with an operating system technology designer accusing Microsoft of ripping off its patent for "tiles."Microsoft sued over Windows Live Tiles | Microsoft - CNET News
SurfCast, in a complaint filed yesterday in a U.S. District Court in Maine, said Microsoft infringes one of its four patents -- No. 6,724,403 -- by "making, using, selling, and offering to sell devices and software products" covered by SurfCast's patent. That includes mobile devices using the Windows Phone 7 and Windows Phone 8 operating systems as well as PCs using Windows 8/RT."