Backstop swept 0 posts and found 0 needs that fell through the cracks.
The rest were offers or still-fresh requests — left alone. These are open past the horizon with no response, oldest first, each with the post that proves it.
Draft
The memory · CockroachDB Cloud · distributed vector index
Ask it for something. It will tell you when it has nothing.
Every post above is held with its fate and a 1024-dimension Titan embedding.
Recall is a nearest-neighbour query over the vector index — and a neighbour is always
returned, so the useful part is the distance. Past 0.65, measured on this corpus,
Backstop declines instead of reaching.