Dropped-comment counts are recorded once per thread instead of again on every re-frame.
What's wrong with this entry?
Thread composition takes an option to stay quiet about elision, and the internal summarisation path sets it, so the event recording dropped comments and truncation is emitted once per thread rather than again on every re-frame.
silentElisionTelemetry
Strings lifted out of the shipped bundle, so the claim above can be checked against them.