> the risk doesn't seem to be as large as often suggested

The anti-depressant business model is genius: (a) They're sold at a very high price point, (b) they generally make you factually dependent for quite some time (and they're quite hard to quit). It's one of big pharma's preferred multi-billion cash cows.

Now you know who's interested in spreading fear, doubt and uncertainty regarding cheap and effective competing substances such as LSD and psilocybin. And this industry has the resources to effectively influence public discussion forums such as HN, Reddit, Slashdot, etc.