Earlier quoted context omitted.
I think it has more to do with alternatives (except perhaps in case of cigarettes which have direct measurable health effects) availability rather than society starting to unplug from addictive substances. Peak coffee is in 1946, but what have consumers moved onto from then? Alcohol, Tea, Energy drinks, Soft Drinks ?
Soft drinks mostly, but even that appeared to be in the early stages of tapering as of 2005. What is next? https://www.ers.usda.gov/webdocs/charts/58920/finding_buzbyf...
- Gatorade and similar stuff - A movement to drink water (HydroHomies) - High caffeine energy drinks (Red bull and the likes) - Healthy alternatives (juices, smoothies, etc)