The fourth season of "The Twilight Zone" makes the single worst decision the series ever made, and it's a deceptively simple error. After delivering 102 stories that opened with intrigue and ended with a bang in under 30 minutes, the series decided to experiment with longer episodes. All 18 episodes of the show's penultimate season clock in at nearly an hour, and very few, if any, make full use of that runtime. This season also includes plenty of ideas that the show had already done better in previous seasons (killer robots, haunted soldiers, devils, and crashed astronauts abound), but it...