“With mobile users now outnumbering desktop users, a new economic cycle has begun,” according to the October 6, 2014 Wall Street Journal. “The old Wall Street adage ‘follow the cycles’ may still ring true, but the cycles have changed… Here’s how it used to work: From 1945 to 1982, the average business cycle lasted about 44 months…. Those days are gone…”

“Follow the cycles: We’re now on our fourth major era in computing. The original mainframe computer of the 1960s automated back offices and transactions, bringing efficiency and lowering costs. That cycle ended in the early 1990s when the personal computer picked up steam… The mobile era began this summer, as there are now more mobile users than desktop users, with 1.8 billion surfing the Web on their smartphones.“

Read the full article: http://online.wsj.com/articles/andy-kessler-the-fourth-major-era-of-computing-kicks-in-1412636637