I thought about that, too. But I saw it as a reason why he might as well move. Mitch said he could be a judge, and he may well make a good Justice of the Peace, being more qualified than most. I can't make up my mind about Lily. Has she ever shown a glimmer of love for her fathers, anything more than wisecracks? I expected her to ask to stay behind.
Everyone's life has changed, and they each have gone on to bigger things, new careers, etc. But none of them has actually grown.
For me, the most fun has been all of the unbilled guest stars, especially Nathan Lane. And the love between Claire and Phil, from the magical anniversary to the Hawaiian wedding. That I will miss.