Heyyo,
First ya can check one of the threads where PMB announced such a thing... right here:
http://forums.bots-united.com/showthread.php?t=3121
If a scroll a few posts down he even released the source code to it.
And here's the main discushion of the plans on the UnitedBot:
http://forums.bots-united.com/showthread.php?t=1298
So yeah man, read up, good stuff.
Now, as for the I/O's of how the source looks? I dunno man, I only know GTA3 Scripting language... someday I might learn C++... but ti'll then? I can only tell ya the basics man, sry, you'll have more luck asking others or even checking the sourcecode.
