Because it's true. The console market has had a massive (and I mean massive!) impact on the PC market. On top of the impact is the ease of downloading illegally, the games in question.
There is little point in downloading UT3 illegally because you need a legit CD-key to play online with it - same as UT2004. While there may be a keygen which lets you install the game, you can't play online with generated keys.