Wasn't the game engine Crystal Space? What happened to it and is Torque something else? Is it better?
Here's some info:
here (http://www.postudios.com/blog/forum/index.php?topic=4940.0)
and
here (http://www.postudios.com/blog/forum/index.php?topic=1831.msg79113#msg79113)
You can also read Journal entry #4 over here (http://www.postudios.com/archivedTSL/journal/index.php?entry=20). 8)