Personal Devices · Projected milestone

Walk-in memory camera

Estimated year~2040

43% by 2045 · including earlier years

The year is an editorial timing estimate. The percentage applies to occurrence by the stated deadline. These estimates are not calibrated odds.

A pocket camera records a whole scene in 3D with its sound, so years later you can step back into a birthday party in VR or as a hologram.

What the forecast means

Milestone stage: commercial availability

Completion criteria: Legacy milestone: refine the observable threshold before resolving.

This page describes a forecast, rather than an achieved result. Read the methodology and assumptions.

No individual source links are recorded for this milestone. Source coverage and review status vary across the atlas.

Dataset updated 2026-10-18. This individual record has not been separately re-reviewed.