"I am sure the MPL will improve things"
In this case not having an MPL didn't help, so maybe it will....
The most sensible post so far on this thread was the one about ther but for the grace of God etc...
What you can say is that the individual crew, all of flybe's other Q400 crews along with their training department and any other company's Q400 crews who read the aaib report will have learned from it. Anyone who hasn't flown a Q400 is just guessing.