This must be quite old, since the Windows download is named Windows XP and the last updated version is from 2007 and only 32-bit. The game requires DirectPlay and it is functional on Windows 10.
I remember playing with this years ago! It was really cool - looks like the underlying AI platform is still around http://nn.cs.utexas.edu/?opennero
This literally is what got me interested in AI over a decade ago.
Does any one knows if rtneat patent is enforceable ?