I've clicked either one in the past, and I've never really been able to tell if it made a difference or not, if the information just goes somewhere to a Microsoft server buried in the hills someplace.
Yeah, it would easy to just go out and get a Mac, but the problem is the world operates on Windows, so either way you're going to be faced with having to deal with Microsoft in your life. How many businesses can you think of that don't run their networks off Windows based server systems?