Quote Originally Posted by DenverRelief
The studies that I posted did just that, especially the one paid for by taxes done by the National Highway Traffic Safety Administration.

You probably don't want to read the whole thing, but their basic conclusion was that drivers under the influence of THC might "wander" in the lane back and forth a little more, but they tended to compensate for the effects of the drug by driving more cautiously.

Sounds alright to me.
That being the case, I would think that the court system will be tested on the issue at some point. However, we all know that their is a point at which
someone is stoned and they should not be driving.