The difference is probably in part caused by the markets for Google vs. Microsoft products that we are discussing. If Google shafts a private person they might

The difference is probably in part caused by the markets for Google vs. Microsoft products that we are discussing. If Google shafts a private person they might get angry and buy Apple next time, and Google loses a few hundred bucks. But if Microsoft shafts the XP machine in a hospital that runs their old MRI machine or whatever, that's a potential PR crisis and possibly a million-dollar lawsuit.