All he cares about is going out there with his Jack Daniels bottle. Nothing has changed. That's kind of sad. If David was doing better than he used to be, then that would be different. But it was a joke and he made it that way.
In ordinary detective novels you never see the consequences of what happens in a story in the next book. That you do in mine.
When I began writing that I was able and did travel and met some fascinating people and also uncovered some history, which has not been discovered before.