Atari 2600 launches
The Atari VCS — later renamed the Atari 2600 — launched at $199 with Combat, popularising swappable ROM cartridges and bringing arcade gaming home.
Source: Wikipedia / Atari 2600 history — released September 11, 1977
Enjoying the tour? Step inside the full museum — rooms for Nintendo, PlayStation, Xbox and the Arcade, a playable arcade cabinet, the Museum Exam, and the Passport stamp collection.