Agreed - 21 is absurd. I'd be curious to see the effects of lowering the drinking age (in the US) to 18 for those who graduate from high school (or equivalent).

Agreed - 21 is absurd. I'd be curious to see the effects of lowering the drinking age (in the US) to 18 for those who graduate from high school (or equivalent). I honestly doubt we'd see a more-than-negligible increase in underage drinking.