This is a patch for the Half-Life 2 beta, which is based on the leaked files of the Source engine. The authors of the patch fixed and also added many graphical features, such as bloom, motion blur, raindrop splashes, and others.
You can also find fully fixed E3 2003 presentation maps in this patch.

Installation: unpack the contents of this archive into the folder with a clean copy of Half-Life 2 beta (without any other engine patches installed).

Attention! This patch cannot be combined with LeakNet! You only can choose one of these patches for the same copy of HL2 Beta.