Now many comedians would consider openly mocking a stammer to be in poor taste.

BBC: Roy Hodgson: Is it wrong to mock the way he speaks?

Bregga means tacky, and in Brazil refers to music in poor taste.

NPR: In Brazil, Even Bad Music Is Good

Such waggish parody and jokes (intentionally in poor taste) effectively memorialize the event, threatening to decisively vitiate the Carnival brand as a result.

FORBES: The 'Ick' Factor: Carnival's Long-Haul Challenge Ahead

"Kony2012" may be in poor taste, but it's rich in irony.

CNN: Opinion: After Kony, should kids decide our morals?

Yes, I think it's in poor taste, and more important, I think any child or teen wearing such a mask could be a victim of anger by other people.

CNN: Kate Kelly: Halloween safety

Over that period in between, I've done several very poor-taste jokes.

CNN: If you don't want to hear an edgy joke, don't listen

The atrocious roads and the poor security mean that Virunga remains something of an acquired taste - most tourists are either adventurous backpackers tempted briefly over the border from Rwanda, or the very wealthy who come in by helicopter or private plane.

BBC: Mini-boom: DR Congo's volcanic tourism