[pavl-]

lol, the OP is such a classic HN take. "Why doesn't society simply absorb a negative externality created by gambling and add high cost redundancy layers that are otherwise useless" - Not every problem is technical.

[MattGaiser]

To be more generous, it is the action that can be taken unilaterally.

Trying to eliminate gambling has vexed many an emperor and cleric.