Live Captions vs Post-Session Transcripts: How Python Users Should Choose

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Ship the post-session transcript first unless accessibility requirements make live captions mandatory; then build captions as a separate realtime system whose delivery contract is explicit. TL;DR: A transcript is a file and captures most of the durable value after a customer-support session. Live captions help during the session, but even a few seconds of latency is noticeable, and every viewer introduces fan-out, ordering, reconnect, and duplicate-delivery questions. Check accessibility requirements before choosing. If captions are required, use application-level sequence numbers, idempotent

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