Amazon.com has taken definitive steps to up its payments game by launching a new service called “Login and Pay with Amazon,” which lets its more than 215 million active customers purchase more quickly and easily. …

Many are familiar with the Sony Betamax case, the landmark Supreme Court decision which nearly 30 years ago ruled that selling videocassette recorders to consumers was not copyright infringement.  Not as well known, but equally important, was the…