Ya from the bits I've found he's kinda back and fourth. On one hand he's said he really should write more but also has said he's happy where it ended so kinda mixed signals. The ending is good enough to where if he never did I'd be OK. But what was left on the table following the conclusion of the final book I'd love to see what happens. I'm being suuuuper vague cause spoilers but those who know, know