Like you say: the drinking culture must change.
Why? Because a small fraction of people can't handle alcohol? If you don't want to drink, don't. But don't tell me how to live.
That's an assumption. If you have, and still believe the above, then your ethics may be obscuring your compassion or pragmatism.
Most people think slapping a line of coke on a kids birthday is not done, but drinking alcohol is. But alcohol is 3 times as destructive as coke.
And I also think the minority of people can't handle alcohol but most people can hide this.
Why? Because a small fraction of people can't handle alcohol? If you don't want to drink, don't. But don't tell me how to live.