I've said it before and I'll say it again, we are diving headlong into a policy decision that will have major impacts on public safety and public health. Denying it is equivalent to denying climate change or the health effects of cigarettes. Should pot consumption be illegal, maybe not, but we really don't know what we're getting into.

http://www.denverpost.com/2017/08/25/colorado-marijuana-traffic-fatalities/