I hate bad science too, when it's sold as science. For instance the arguments put forth by creationists.<p>When it's an ad, well, it's just an ad. I don't think those Apple ads with John Hodgman are going to be published in any scientific journals any time soon, but they're still great ads.<p>I'd say this is an effective ad. I can't think of a better way to get the message to people that Vista is getting a worse reputation than it deserves.