Regulation also means that children are excluded, debt is not allowed, and all chips can be settled for cash when the player leaves the property. Even the comps are regulated. The majority of casinos in the US are Indian casinos. When they aren't and are taxed by the government those funds are usually used to improve and fund the local area giving the local citizens the ability to decide, through legislation, if it should be continued or outlawed.

Finally, Steam pays taxes in the US, so the government is already "getting a cut." Games of chance are not moral. Unregulated games of chance are flatly evil.