
Five Iterations: What Changed in V2
V1 forced three questions back onto the table: size, weight and how a HUD should fit the mask a diver already trusts.
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These previews are adapted from five long-form records in the supplied Feishu Base. At the time of sync, every source record was marked Draft and pending copy review.

V1 forced three questions back onto the table: size, weight and how a HUD should fit the mask a diver already trusts.
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The camera adds a task while buoyancy, buddy position and the environment still need attention.
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The spool is out, both hands have a job and the essential information of the dive still matters.
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A hand signal depends on shared attention; connected cues can add another coordination layer.
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Cylinders change, plans are reviewed and equipment gets ready for the next dive.
Read previewSource sync: five Feishu topics, using the longer Facebook variants where available. All were Draft / 草稿 and pending copy review; no publication date or published status is implied.