Akbar and Jeff Shrugged
A cartoon from Barry Deutsch. I suspect his encounters with libertarians tend to take place in blog comment threads. I also suspect that Hit & Run's commenters could come up with a dozen-plus categories he missed, along with the requisite jokes at their/our expense. You could start with the gold bug, the aging hipster, the sleuth on the trail of the Kochspiracy, the guy who blames the government for his personal problems, several flavors of self-promoting autodidacts, Dondero…
Update: A commenter notes that this classic Peter Bagge strip makes a good companion piece.
