If this is true, the worlds of internet commerce and digital currencies may merge in a dramatic fashion, permanently altering the way that shoppers buy and sell goods online....
http://www.investopedia.com/news/amazon-planning-accept-bitcoin-payments/
Being a global online megastore, Amazon should accept payments in Bitcoin, Litecoin, and other viable cryptocurrencies. It will grow their business further and improve their stock price.
Amazon, even if they were to "accept" crypto, would likely be instantly converting it to fiat via a payment processor. Despite that, the publicity alone would be tremendous to garner even more public mindshare. Network effect and all....