Old Tech Inventory Card

The all-black QWERTY brick that made corporate email a physical habit — and the smartphone Barack Obama refused to give up, even after the App Store made it obsolete.

Three billion cassettes, one format war won on shelf economics — the black polycarbonate brick that made Friday-night movie rentals a universal ritual.

The pocket-sized aluminum device that made carrying a thousand songs feel like nothing — and then vanished in 18 months.

A three-card museum dossier for the Sony Walkman TPS-L2 (1979): catalog cover, full spec table with 2026-equivalent pricing, and era-context scene from a late-1970s subway commute.