[QUOTE=TIC;1556117]
what's a nubian?[/QUOTE]

I was wondering about that myself, and thought I would do some research.

I turned on some music as background, I think it was Le Chic with Niles Rodgers, as it happens.

Anyway, a Nubian is a large breed of goat which is highly prized for the butterfat content of its milk. Here is a handy link

http://www.anglonubiangoatsociety.com/

Darth Vader being referred to as Nubian means he is the G.O.A.T. (Greatest of all time)