what he basically means is that every single microsoft product has a big damn target drawn on it, every hacker, coder, cracker, virus writer is out for blood, and has been for years, if linux or mac got for a second the kind of negative attention that microsoft has had since it's inception, they wouldn't last 10 seconds online. however Mr Gates is forgetting that those who write linux code are the very same geeks who tear him a new ******* on a daily basis, making IT the most secure OS there is.