Its like DWB, in that its technically not illegal to walk along the side of the road, just like its technically not illegal to shake down anyone walking along the side of the road. After all, the police are just investigating a crime report from somewhere within 50 miles and one week where the description of the violator is no more specific than "a man" or whatever.
To say the problem varies a lot geographically is an understatement.
To say the problem varies a lot geographically is an understatement.