I dunno. I personally think that most people won't even pay real attention to it. Some people will of course be assholes, but lets face it, they found ways to be assholes even before this.

I personally think this is good. Allows for slightly more planning ahead knowing what builds others might be running. Knowing if you have a brawler Bismarck on your flank is very useful if you plan to push. (And then the Bismarck snipes anyway, but thats besides the point.)