It's quite rational. If he feels he can't to the job with 100% commitment then he is within his right to step down and let someone else lead the one billion Catholics around the world. Drama? You bet, he's the first one leave his role not by death but by stepping down in almost 600 years. If that's not drama and news worthy, I'm not sure what is, a Kardashian? And although he has alluded to it in the past, I don't think many close to him knew it was even going to happen.