Congrats Petia ! Thanks for all this work,
John Mettraux - http://jmettraux.wordpress.com
Petia is currently working on a textbook for their group, IIRC it will
detail patterns implemented with YAWL, jBPM and OpenWFEru (Ruote).
I started doing my homework about the patterns and OpenWFEru at :
Had no time to finish yet and I'm looking forward to see Petia's book
as it will bring a fresh perspective on the exercise.
Basically the Ruby version would fare as the Java version did.