By Peter Jamison
Those who call the shots at San Francisco's KRON-TV can't say they weren't warned. Howard Rosenberg -- who had been booked to appear on the station with co-author Charles Feldman in January to discuss the pair's new book, No Time to Think: The Menace of Media Speed and the 24-hour News Cycle -- has been criticizing television programs for years. Rosenberg was, after all, television critic at the Los Angeles Times, and won a Pulitzer Prize for criticism in 1985.
That didn't sto