> But teenagers will still be banned from smoking, drinking alcohol and gambling until they are 20. The logic of this escapes me. Although the article does not seem to mention it, it seems probable that the voting age will likely also be lowered to 18. This means teenagers will be considered old enough to make decisions that will affect the entire country, all the while being considered too immature to make decisions…
2) Analysis and impulse control are not handled by the same parts of the brain, and those mature at a different pace.
3) Given how social ties are stratified in kids due to the education system, providing a buffer of a couple of years protects high school kids from expostion to addictive substances.