What catches your attention?
The business of answering that question attracts hundreds of billions of dollars every year. As long as there have been things to buy, there has been a market for human attention.
Long ago, capitalizing on human attention consisted of little more than the call of a street vendor over the din of a crowded village market.
Much later, the first one cent copies of The Sun hit the streets of New York, inspired by the realization of its editor that it was much more valuable to sell each reader’s attention to advertisers than to make money off newspaper sales directly. …