No, and I would say that in most cases they can't even compete with the illegal market, simply because they don't have the system and they don't run after their clients. At the same time, I would say that they are so susceptible or open to police or government intervention that they're less inclined to get involved in it, because the consequences are not the same as for the runner who goes around and has no business.
On May 14th, 2008. See this statement in context.