Couple of years old now, probably worked better when it was first released; nothing to stop you modding it...
2BH a lot of the old bots that still work owe homage to PY, pre V2.3 (28.07.04) mostly. Would of had one of those whatyamacallits, extinction points, otherwise.
ID'd bots need to evolve as well. (That makes me an ID'er, ROFL, never thought I'd describe myself as such!)