At the rate I've been (not) drinking lately, this bottle of Scotch should last me for the next 20 years.
the thing is, if they cant control substances like crystal meth which requires advanced chemistry know how to make...
The problem is that any moron can cook up a batch with goods bought from pharmacies and hardware stores without too much effort. Making meth safely, efficiently, and stealthily is an entirely different exercise and requires some skill.
Considering the marijuana situation where I live (Humboldt County, CA for anyone who knows it), I think prohibition would mean very little beside everyone setting up a still next to their grow operation.