demand for images

The magic lantern was the first device that could display at zero marginal cost many large images to large groups of persons. Magic lanterns were for sale in London as early as 1663. They projected an image on a glass slide through a lens to a distant screen.  By the nineteenth century, magic lanterns had … Continue reading demand for images

debating the long tail

Getting a good, well-understood model often takes you three-quarters of the way toward solving a class of problems. Persons’ choices among a large number of symbolic items still lacks a good, well-understood model for business analysis. Among a set of similarly instantiated symbolic items in a given domain of choice, item popularity vs item rank … Continue reading debating the long tail

entertainment that scales well

In addition to big-screen public movie theaters, popular personal video display devices now range from mobile phones to personal computers to huge home television sets. Video first shown on a big screen to a silent crowd gathered in a darkened theater might come to be viewed on a small, mobile-phone screen by a single person … Continue reading entertainment that scales well