It is not as common as you think, at least not the way you try to solve it. We've never had this question before from someone who was was not able to (simply) solve it with other process constructs. IMO it is not a complex solution using parallel task, but if you want the end user to do it, maybe it is. We never have and never will focus on an engine/language that can be fully used by an enduser (read all Toms Blogs http://jboss.org/jbossBlog/blog/tbaeyens/) The 'transformation' is also addressed in these blogs (The IDS-Sheers ARIS / SAP thing) All this will not mean more 'complex' nodes will never be introduced but not on the short term View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3959070#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...