Humans have tried to ban gambling for as long as gambling existed, and gambling has existed for about as long as homo sapiens. Gambling still exists.
Ah yea and 1 billion $ or 100billion $ it's all the same
For those who find this appealing: Fires still burn down houses so what’s the point of fire departments?
Humans have tried to ban murder for as long as murder existed, and murder has existed for about as long as homo sapiens. Murdering still exists.