WHICH "Multi-Billion" Industry?

The dope-smokers are playing the "get rich!!!" card.

Dem lawmakers say marijuana legalization would bring a multi-billion dollar industry to the state and help farmers survive, calling Wisconsin an “island” surrounded by states with some kind of cannabis legalization. ...

Which "industry"?  Rehab?  Collision repair?  Addiction-cures?

Cute:  'helping farmers survive.'  Dairy farms will now become MaryJane farms?  Bossie goes up in smoke?

Sheesh.