I insist make constructive and rational feeback. Critical comments may seem sharp but whether it is neccesary remains uncertain.
Still remember what happened before - some (or one of) HoMM players made a death threat to the developers for the coming new contents. That was too young, too simple, and sometimes naive.
So, my suggestion is, if we want them change something, just come to the point instead of beating about the bush, and of course, give your reason as well.