Well, all entertainment could be considered social planning, or at least reflect a particular view or someone's ideal. Just look at the first movies or radio shows or early television. But, that's what "stories" have always done. The shows most of us watched on Sunday were Bonanza, Star Trek and Dragnet. We could argue that the social programming in Star Trek (or Roddenberry's social idealism) was different (markedly) from those in Bonanza or Dragnet. Some might even consider it a bad thing (not saying that anybody does), but it was certainly not more in your face or deliberate as the programming on other shows. Anyway, when Star Trek aired, its social perspective was a fantasy and a romantic one at that. Yeah, frankly, I'd take the ST idealistic view of the universe over anything that came before.
Afa teaching American conversational English, I'd say that time-on-task is more important than the show. If I were trying to teach contemporary English, I would use contemporary stuff --regardless of the social or political slant. Actually, I think that kid or tween shows and game shows would be useful. In game shows, the same phrases are repeated by different people. If you can get
www.hulu.com you could also just set them "free" to watch, and then ask them to write a response. Right now, I'm trying to get students to tell (outline) stories using pictures. I mean: they get a story, then must find pictures that show what the picture tells. That's really a comprehension exercise, but it might work for esl, too.
"A man is rich when he has time and freewill. How he chooses to invest both will determine the return on his investment."