BellevueA public API, not a hack, leaked it.
Unreleased builds from dozens of third-party publishers are now permanently public.
Valve’s depot system kept old builds addressable online for years after they were delisted from sale.
Valve has not commented publicly, and the archive keeps spreading through BitTorrent trackers.
How each outlet framed it
- Ars Technica
- excavates unreleased gaming history (Portal 2 prototypes, Half-Life 3 fragments) from 12TB Steam2 dump
Sources: Ars Technica