The guy's boss is an A-hole.
Boycott the shop and somehow, attack and cripple the other website.
Deal with a-holes appropriately. Recognize them for what they are - bullies and a threat to free speech. Then act accordingly. Whatever your definition of that is.
The guy was 100% within his rights to do what he did.
I would try to sue.
I don't see any place for comments on the coffee-nazi site.
But here' a thought - start an internet rumor that a sprudge is gerbil that is rented out for entertainment in bath houses.
