From what I gather peripherally, the melanin enhanced males seem to like those a lot. The checkout aisle women's magazines seem to show that.
I believe a guy named "Sir Mix a Lot" even made a song about them? No idea who that is, just seen reference to a famous song.
Classic Free Republic thread — Rap song translated into Latin:
http://www.freerepublic.com/focus/news/1001719/posts