If you're looking for a casino to be mad at, check out https://bitcointalk.org/index.php?topic=310561 - they have openly admitted that their games will deliberately make players lose when the casino's bankroll is too low.  When I asked how they can behave in such a way they locked the thread and opened a new one with is self moderated.  When I asked the same question in the new thread they just deleted my post.  Now there's a casino fully deserving of your insightful criticism.