On the EconLog, Arnold Kling writes:
As long as we're being iconclasts, why not get rid of all medical licensing? Instead of having the government decide who may perform a strep test or an MRI, leave the decision to the consumer.
The latter idea is so radical that when I proposed including it in my book, the folks at Cato said, "You shouldn't say that. We don't want people to think we're moonbats." Yes, support for the free market has its limits.
Moonbats of the world, unite!
(Thanks to Gil Guillory for the link.)