Nice, to see some new progress on that topic, skwasjer. Here are the templates i changed for the fx effects in march.
http://rapidshare.com/files/363694792/Controllers.zip
I experienced the same problem, as stated by privateer. controller heads are lost, when opening the changed dat in goblin. This is where i got stuck. But changing the most controllers for particles is possible.
My Post:
http://www.subsim.com/radioroom/showthread.php?t=165022