After my last D&D game folded, in June of 2018, I felt like I didn't want anything to do with D&D for a while. Only after another year or so did I resume reading and commenting in the blogosphere, and only now am I thinking about next steps for serious work on my game.
The month after the game folded, I wrote a brief post-mortem analysis for the five or six sessions of the 2018 game. Here is a rewritten and distilled version: the key points as I see them today, with the benefit of longer hindsight.