So, according to Casey, we shouldn't build parallel systems as this is useful with human resources, and instead build a parallel system filled with very inefficient, limited and expensive human resources (lawyers) that doesn't scale??
His analogy with the city water system doesn't hold water (pun intended). Parley's ban is like the water treatment plant kicking off the city, because a restaurant has a sign in its window.
IMHO, a statist's grasp after "please be more fair".