Casual games expand in new directions at Seattle conference (photo gallery)

Casual Connect is one of the most interesting conferences in video games now because the social and mobile game companies have crashed the party and completely turned the casual game industry — which was previously selling $20 games on web sites to old ladies — on its head. Now the Seattle show, which concluded today, is filled with talk about DAUs (daily active users, a measure of how often users return to a game), and retention.