where law officials say it is to hard to determine if someone is DUI on medical marijuana---------- they are used to people drinking alcohol and driving, in which case the person is swerving all over the road-- killing small children and falling over when trying to walk a line!!!!! marijuana is not in the same ball park. Lets see, if you can't tell a person is DUI on marijuana--- then you better worry about other things cop-er :stoned::stoned::stoned: