Microsoft did make a promise, but they're also trying to have it both ways. They made a promise about patents that they have made commitments to standards orga

Microsoft did make a promise, but they're also trying to have it both ways. They made a promise about patents that they have made commitments to standards organizations about. The conveniently fail to say anything about de facto standards that were created by their monopoly power (like FAT and VFAT). Personally, I think those patents on an ill-gotten standard are probably the most powerful in their arsenal with respect to Android.