[...] It looks like the usual tit-for-tat patent nonsense that every tech company gets involved in at some time or another. MS sues Motorola, Motorola countersues Microsoft. After two years and enough money spent to put the kids of twenty lawyers through Harvard, they settle.
*snip* LATER IN THAT POST:
Having said that though, it seems to be that both MS and Apple are trying to use the system to stifle competition.