There's a question as to whether or not Unbreakable Kimmy Schmidt: Kimmy vs. the Reverend, the new interactive special launching on Netflix May 12, is strictly necessary. After all, the series finale did a beautiful job of wrapping up the narrative and giving Kimmy arguably the perfect ending: After years spent trying to conquer her own trauma, she becomes a famous author, whose books help others heal. But creators Tina Fey and Robert Carlock have embraced the challenge of not just following up on their original happy ending, but doing so using a format which might be vulnerable to …