ZDNet piece discussing the U.S. Patent Office's rejection of two Microsoft patents on the FAT file system. "There has been concern that if the FAT patents are upheld, Microsoft may claim that Linux infringes on Microsoft technology and will seek a royalty. Any monetary compensation could threaten the operating system, which under General Public License (GPL) terms may not be distributed if it contains patented technology that requires royalty payments." Relatedly, Dayrl writes "Microsoft reiterates its firm decision not to offer its Office Suite on Linux anytime soon. From the article: 'Microsoft is 100 percent focused on Windows: We have invested billions of dollars in it. We have created Office for the Mac but--and I thought I had been clear on this already when I said 'No'--we have no plans at this time to build Office on Linux,' Nick McGrath, Microsoft's head of platform strategy said..