I am talking about very large scale systems with web + mobile + desktop clients in an Enterprise environments. Think airlines and airports (operations and pairi

I am talking about very large scale systems with web + mobile + desktop clients in an Enterprise environments. Think airlines and airports (operations and pairing/rostering). However it sounds as if your experience has been pretty bad. So I understand where you are coming from. My experience is that yes it is hard to do right but also that it is worth doing. YMMV of course.