I’ve lost count of how many Slack threads start with “the settings page is weird on save” and end with three people guessing which field, which browser, and whether it’s staging or prod. Then someone pastes a paragraph of vibes into the coding agent and wonders why the patch misses.

Agents don’t need your narrative. They need a short, replayable repro — something they can open, run, or watch once and map onto files. Describing the bug in chat is the slow path.

What “short repro” means (under ~90 seconds)

Not a full Loom walkthrough. Not a five-minute screen share.…