Microsoft COO Kevin Turner proclaimed

Vista today, post-Service Pack 2, which is now in the marketplace, is the safest, most reliable OS we’ve ever built. It’s also the most secure OS on the planet, including Linux and open source and Apple Leopard. It’s the safest and most secure OS on the planet today.

Sounds like a bunch of marketing hype. I’ll believe it when an indepent study or two verifies that information.