Good luck, hearing the tectonic plates move before the earthquake hits. That’s as true for culture as seismology. Just ask the other acts who appeared on “The Ed Sullivan Show” on Feb. 9, 1964. Here they were thinking they were up to the minute and state of the art, show biz-wise, and then this . . . eruption happens at the start and the end of the show.
Now what, exactly, is a “Ringo”?
Looking back at 1964, you can see that the Beatles were not alone in representing a revolution in art and entertainment and that the tectonic plates had been moving, all right. You can also see how solid and settled the landscape appeared. Full story for BostonGlobe.com subscribers.
Mark Feeney can be reached at firstname.lastname@example.org.