Give a backend kernl's cache rules: replaceable and addressable events keep only their newest version,
kind 5 deletions by the same author remove their targets and keep them out, ephemeral events are not
stored, and writes run one after another so two batches never race on the same address.
Give a backend kernl's cache rules: replaceable and addressable events keep only their newest version, kind 5 deletions by the same author remove their targets and keep them out, ephemeral events are not stored, and writes run one after another so two batches never race on the same address.