Amazon.com Announces Fourth Quarter Sales up 22% to $21.27 Billion (via http://jtn-network.com)

@JTN BUSINESS-Watch   Technology, Trends & News Amazon.com Announces Fourth Quarter Sales up 22% to $21.27 Billion SEATTLE–(BUSINESS WIRE)–Jan. 29, 2013– Amazon.com, Inc. (NASDAQ:AMZN) today announced financial results for its fourth quarter ended December 31, 2012. Operating cash flow increased…