Where are you getting your numbers on % of population at risk of psychosis and schizophrenia to call them unknown small sliver? Cannabis being harmful to people under 25 is well studied. Most neurodivergent folk are at risk and both things compound enough so that having this kind of legal age just make sense.

I consume plenty of weed myself but I’m for responsible and controlled use. I’m glad to piss off liberals and conservatives alike since I’m a leftie.