livingsocial breaks out. looking at the big 50% off a $20 amazon giftcard this morning unveils that living social sold 13,01,296 giftcards! that’s a lot of giftcards. of couse, it helps that amazon recently invested $175 million in livingsocial. the question is which company paid for the $10 loss in this deal? according to nytimes.com livingsocial purchased the giftcards from amazon. [...]