Bitcoin and gambling can works well together and as you can see now you see also that Bitcoin is getting more popular and more used so that is nice for the currency itself.
Only people around this time are now also realizing that gambling is bad to do so people will not spend that much money now on gambling.
Gambling is like a sickness you can't cure. Even if the gambler knows that it is bad, he will still do it. He will still spend bitcoins to play and gamble. It is bad but it is good for the currency as you said. So in effect, we must thanks the gamblers for making bitcoin stronger.
Sooner or later almost every online gambling casino or site will have to adopt Bitcoin payments. Bitcoin gambling is future of online betting sites.