If you are interested in what the ACES perf team is doing, you should read his post and the various responses.
http://forums.avsim.net/dcboard.php?az=show_topic&forum=121&topic_id=368340&mode=full
Why Post on Avsim was removed?!? .... :(
I don't know. I guess I better update this post huh...? (not right now though)