Indeed! He's gotta be the most mannered person I've met in a game, period. I watched the VOD's he posted on Youtube of the SNF where he shamed Contador 3-0, and in between every game in the lobby Contador was throwing torrents of abuse his way and seemed to get even more irate when KA just goes, "I'm just lucky" with total sincerity
AFAIK there is no option or plan to change the maps now.
Indeed, I've been practicing on them a lot and I've gotten used to them, warts and all. They're not perfect but for the sake of competition they should probably stay as they are.