> (although of course TVs/misc. entertainment devices didn't exist, which compete against movies.) Actually I think this is the most relevant point. People use

> (although of course TVs/misc. entertainment devices didn't exist, which compete against movies.) Actually I think this is the most relevant point. People used to go to the cinema a lot more before TV. Also movies didn't 'go to DVD' so I'm guessing that the most popular ones could run for years and years.