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.
But most gamblers that play in gambling sites are mostly a recent players on casinos and they are switching to bitcoin gambling because it is anonymous and a great internet connection at home they can play a great game of gambling and there are plenty of categories of games available that they can choose from.