Originally Posted by kane

I just read a story the other day that said a study done in Colorado showed that the number of people in fatal traffic accidents that test positive for pot have gone up from about 5% to about 10% since it became legal, but there hasn't really been an overall increase in traffic fatalities. Actually the number of fatalities has dropped slightly in the last year.

It is still likely way too soon to know for sure. In 3-5 years we will have a bigger, better data sample, but I won't be shocked to see states with legal weed start a "Don't smoke and drive" campaign.