The event has steadily grown over the years, featuring big concerts from notable musicians like Snoop Dogg, Soja, and 2 Chainz, as well as a wide collection of marijuana businesses as sponsors.
The Cannabis Cup is only one of many events, which also include comedy shows (like Cheech and Chong), marijuana-friendly speed dating, and trade shows for glass pipes and bongs, offering businesses and celebrities various opportunities to push their products and brands.
the New York Times that the holiday came out of a ritual started by a group of high school students in the 1970s.
As Hager explained, a group of Californian teenagers ritualistically smoked marijuana every day at pm.
There are a few possible explanations for why marijuana enthusiasts' day of celebration landed on April 20, but the real origin remains a bit of a mystery.
The ritual spread, and soon 420 became code for smoking marijuana.
Eventually 420 was converted into 4/20 for calendar purposes, and the day of celebration was born.
And as these companies increase their profits, they’ll be able to influence lawmakers in a way that could stifle regulations or other policies that curtail cannabis misuse.
All of that will likely prove bad for public health.