Take something illegal and taxing it heavily has a negative impact on the black market's profit and a positive impact on the economy. Truly disrupting the space.
I'm sure the black market profit doesn't even notice. However, many operations are still considered at least gray market as the feds take down plantations.
The black market is noticing; the article ends with this:
> "The cartels, of course, are adapting to the new reality. Seizure data appears to indicate that with marijuana profits tumbling, they're switching over to heroin and meth."