Superhero Staying Power?

Disco. Westerns. There are many examples of things that were once popular that have since died out. The question is, are we in the middle of one of those scenarios as we speak? Thanks to their incredible success at the box-office, today superheroes are as popular as they have ever been. Whether its kids or adults, women or men, everyone seems to enjoy stories of a mild-mannered somebody learning that great responsibility comes along with the great powers. But is it possible that the day will come for the popular concept of superheroes to end? Might we see its prevalence be replaced by something new? The panel takes a look at whether or not the superhero is sustainable.