Yes you are right, some people grow up a lot faster than others and maybe its easy to label them imature if they dont appeare to make a mark straight away.
I think the vets just have to think back to when they were Rookies, everyone needs a little help.
Theres a lack of News around so the "Roumer Mill" will be active and we will have to take the storys with a pinch of salt.
Don't get me wrong UK, I totally understand what you are saying I just think that over time their skill level is going to improve while their silliness diminishes.