in fact, if you lose in gambling, perhaps we will feel challenged to try the game again, the trap was not just happen on a gamble, but almost in all respects. Well, even more gambling have properties that make people become interested, so I think, want to win gambling while having fun is the reason why people always come back.
Winning big without any hard job this is the beauty of gambling so this thing could happen into this world. People think they can beat the casino easily that is why they try different strategies on daily basis and this made them to keep coming back.