If a road could get a cut of all attached business's revenue, and revenues shifted back towards small businesses (i.e. away from mega corps), I could see privat

If a road could get a cut of all attached business's revenue, and revenues shifted back towards small businesses (i.e. away from mega corps), I could see private roads being a boon and lawsuits forcing regular, quality maintenance. In practice, though, I'm sure it would get muddy quick.