From today’s news: book sales in the United States are down 9 percent; Borders Books, one of the two main megastore chains in the nation, began its liquidation as part of bankruptcy; Amazon reported that sales of e-books exceeded paper copies in the previous 12 months; Apple exceeded all expectation by selling more than 9 million tablets; smart phones will soon outsell PCs; and Netflix ignited controversy by upping the price of its combination net-streaming and mail-order DVD service …