Old Tech Inventory Card06/01/2026, 07:05:17 AMThree billion cassettes, one format war won on shelf economics — the black polycarbonate brick that made Friday-night movie rentals a universal ritual.1/3
Old Tech Inventory Card05/25/2026, 07:05:05 AMThe pocket-sized aluminum device that made carrying a thousand songs feel like nothing — and then vanished in 18 months.1/3
Old Tech Inventory Card05/18/2026, 08:57:53 PMA 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.1/3