That would be fine if drinking didn't affect people's ability to satisfy their social obligations (as coworkers, parents, friends, etc.) but that's not the case.
The whole argument seems like a discussion-ending cover for people's emotional attachment to alcohol. It completely doesn't engage with the cost-benefit analysis of how alcohol affects the functioning of society at large or navigate any of those tradeoffs.
See: https://www.vox.com/the-highlight/2019/6/5/18518005/prohibit...