Here's another brand new interview with King: https://www.cbr.com/interview-tom-king-breaks-batman/
He again reiterates that the whole arc is about two things- Bane is evil and Batman loves Catwoman, which come back around until the end. That's why I do think he's going to marry Bruce and Selina for real in the end.
When is Selina supposed to come back? Is it issue #75?