When Season 1 of “The Comeback” premiered in 2005, it not only satirized the world of unscripted television, but it was also years ahead in predicting where it was headed. While guests on this week’s episode of the Filmmaker Toolkit Podcast, series creators Michael Patrick King and Lisa Kudrow talked about how their Season 1 audience didn’t know how to react to what actress Valerie Cherish (Kudrow) was willing to subject herself in a desperate e…