(Kin Cheung | AP file photo) In this Dec. 18, 2010 file photo, waitresses pose inside the Playboy Club at the Sands Casino in Macau. Playboy had millions of readers at its peak in the 1970s and a wide-ranging influence on sexual mores and popular culture. Today the magazine is a bit part in the Playboy empire, which is reaping the rewards of its famous bunny logo.