CDProjekt will release an enhanced version of The Witcher on September 16, 2008. This edition will feature new animations, more NPC models, improved dialogues and much faster load times. The Witched Enhanced will be available as a free download for owners of the current version.
PC Games Hardware published some screenshots of The Witcher Enhanced. Here's a shot of Carmen, the enhanced model of her (right) looks a lot better than the original (left):