Some more data from the For You perspective.
This graph uses the date of the first and the last visit of the For You feed users. This is a bit different from Patrick's analysis.
spacecowboy
So I've been digging into bluesky retention data to see what is preventing growth of the ecosystem. Using likes/posts/follows you can see who is active or dormant on ATProto.
The headline is that only 5% of users are retained at 28d and 10% of current users churn. That's not pretty