Earlier quoted context omitted.
While smoking is harmful overall and I certainly wouldn't advise anyone to smoke, the nicotine it delivers does have some merits. So there is some nuance to the issue. https://peterattiamd.com/ama23/ The dose makes the poison. For some poisons there is a minimum threshold dose below which there is no detectible harm. For others that threshold is zero.
> The dose makes the poison Exactly. The concept of dose-dependency is one of those things that earlier generations had an intuitive understanding of, but something we have an increasingly fragile grip on in the modern era.
Things like nicotine are thought to be pretty much not worth consuming in any situation. Things like lead have no "allowable dose". Maybe alcohol should be treated similarly to cigs. This is a totally defensible position, that's worth discussing.