It is not that easy mate sport betting is more difficult than casinos . Because in sports betting you shoud must have very good idea about these sports which you want to do gambling .
And if you don't have a good idea about it, I'm sure it will be more likely to be a loss than profit. On the other hand if I talk about casino games then it just depends on luck.  You are right that fun can be found in sports as well as profit if the idea is good