July 21, 2014 -- Morning Edition Google Plus OneFacebook LikeTweet Widget How Many Frequent Flyer Miles Can You Get With A $36M Charge? http://pd.npr.org/anon.npr-mp3/npr/me/2014/07/20140721_me_hr_1_return_029_-_si.m... Last spring a man bought an ancient Chinese ceramic cup, sold by Sotheby's Hong Kong. The price: $36 million. But because of currency rules, he paid with his American Express card. View the discussion thread.