http://www.hindu.com/thehindu/holnus/008200609220340.htm
This is why:
Mark Mulligan, an analyst with Jupiter Media, says Redmond's decisions are based on long-term fear that Jobs will turn the iPod and its ecology of add-ons into a much wider platform. "Microsoft doesn't want Apple to develop a strong position in the media player business, and that includes PC," he says. "At a strategic level, they're probably not that concerned at making revenue from music... but the problem is that Apple is beginning to squeeze into Microsoft's digital home strategy."
Then they should worry about the PS3 and iTV, not the iPod.