You know realism here is not really a factor in balance unless you want a mg42 to kill every infantry very fast and ofcourse they will be also be not nearsighted, t34 will be much worse than it is , panzerfaust can instagib your puny tanks etc.
Yes, I absolutely get your point, but I just wantet to give a historical background to my claims, the rest of my post is pure argumentation based on gameplay. I think everyone can agree that IS-2s pickrate is very low and it's just a bad tank overall. That's why I want it to be changed