So what's the safe level of driving on Marijuana? If people just switch from one drug to another that's no improvement.
Medical cannabis and automobile accidents: Evidence from auto insurance - https://onlinelibrary.wiley.com/doi/10.1002/hec.4553 | https://doi.org/10.1002/hec.4553
Doesn't mean it should not be legal or anything, but I also don't think we should disregard it.