I just don't think acquiring a new
"New"?! Pot's been popular for about half a century now, and almost half of Americans have used it - there's no evidence that there is any reasonable way to do anything about pot either.
my primary concern for legalized weed is that it will lead to a general legalization of all the other drugs.
The same philosophical argument supporting legalized weed works for all other drugs too.
The philosophical argument, yes - the practical arguments I cite above, no.
In terms of culture, that's "new." But why am I not surprised you have no inkling of the larger sweep of history and society?