Commentary One wonders if, back in 2004, today’s trustbusters would have been losing sleep over the success of Blockbuster. Back then, Blockbuster had over 9,000 stores globally and was raking in nearly $6 billion in revenue as the leading video rental service in the country. Break up Blockbuster! Enter Netflix. We all know what happened next. Let’s just say that there is a small video store that rents DVDs in Arlington Heights, Illinois, and is thought to be one of the last in America. This is hardly the only example of a once-dominant business getting wiped out due to innovation. Automobile manufacturer General Motors was once considered a monopoly—and has since been forced to come to taxpayers hat-in-hand, asking for assistance to merely stay afloat. Whether in the case of Blockbuster or GM or the airline TWA, it’s clear that any effort by the government to enforce “antitrust” against these …