If people could be trusted to take recreational drugs responsibly (infrequent low doses, over 18 etc) then it'd be fine - problem is, most people suck at judging these things (hell, most people shouldn't be trusted with a cheque book or credit card) so the Nanny State has to make a blanket ruling to compensate for the suckage of the General Populace.
You seem to have a problem trusting people to make good decisions for themselves, but no problem trusting them to make decisions for others. This seems
I do wonder, did previous generations struggle with the same feelings and opinions of the next?
From Rousseau's Origin of Inequality
Discontented with your present state, for reasons which threaten your unfortunate descendants with still greater discontent, you will perhaps wish it were in your power to go back; and this feeling should be a panegyric on your first ancestors, a criticism of your contemporaries, and a terror to the unfortunates who will come after you.
Don't ask any permission. Just do it and have a good lawyer ready.
Good lawyers cost money.
The best lawyers will tell you to drop this idea before it costs you even more money - and time.
Factorials were someone's attempt to make math LOOK exciting.