I often think that it is becoming a problem to know everything about a particular subject even if you've dedicated all your life to it. We all know that shoes with red soles are Louboutins but can Christian Louboutin be the first who has applied red color to soles? Maybe. And maybe not. We might have never raised this question unless Yves Saint Laurent has used red soles for his shoes in one of the recent collections. He did, and ...