

Freeing the airwaves
Wisconsin Public Radio’s July 3 episode of Central Time on WHSF featured a story on Back to the Future, celebrating the movie’s 30th anniversary. Movie buffs have noted that the second film in the trilogy, set in the year 2015, features flat-screen TVs, smart glasses and hover boards. But something is missing: radio. The omission could seem unimportant, until you compare it to the first film. From the opening lines (a radio commercial) to the clock radio that welcomes Marty M