Yep, it was free and it worked.
Just like peeing on the plant or wood ash.
The bro science was on the right track…but it was in the hands of stoners. 
I think one gent still suggests you boil your roots before harvest. 
You are giving away your age… 
LOL…I can remember the early 90’s, boiling my roots too. 
We can only look back and laugh. 