It's pretty easy to make them in source.
check out this link
http://developer.valvesoftware.com/wiki/2D_skybox
Download the template image they have there and use that as a base for making your skybox.
A tip for making it seamless along the top is to pull out guides in PS so that...
usually you want to cut them in by hand. You can do subdivision (in max an example of this would be meshsmooth) but this is rarely useful. Train yourself to cut by hand first.
It's the console I play the most out of the 3, different strokes I guess.
Anyways not that I would buy an FPS for a console but if Valve did start making games for the PS3 hopefully they don't block mouse and keyboard support. That was one of the nice things about UT3 for ps3 (that and the...
She did mention that she wanted to work with her friends somewhere there. Maybe Airtight just has a lot of her old friends working there and she wanted to be closer to them.
weird, that's usually what I get when I run in HDR without built cubemaps. The only other thing it could be is a leak (sometimes when i accidentally let a leakgo by to RAD I get these super bright compiles)