Given that delivery can either detriment or enhance a message if your good enough you can still give a good message even with bad delivery.

basically what this means is that some players are good enough at devising ways of acting and interacting with folks that people stop nitpicking over something like capitilization. Of course you could argue they would be better if they did use proper grammmer and all but your arguing the difference between and 98% and a 99%. You got an A either way so be happy.