If you have a chance could you talk a little about the decreased engagement part of the analysis? The 2023 datapoint of idle users especially looks unusual, I

If you have a chance could you talk a little about the decreased engagement part of the analysis? The 2023 datapoint of idle users especially looks unusual, I commented on it here https://news.ycombinator.com/item?id=39975875 https://news.ycombinator.com/item?id=39975875