Share 'Nibs?'

Well, I kinda know what nibs are (what they grind up and mix with sugar, or milk, or whatever to make what we commonly know as chocolate, right?). But I don't really get the concept of eating them. So, I bought a chocolate bar (dark, of course) with nibs on it at Naked Chocolate Cafe here in Philly. I expected it to have an intense chocolate flavor, like how coffee beans have a strong coffee fla…