This is the content. Released in 1996 alongside the Nintendo 64 console, Super Mario 64 was a revolutionary title. It defined the 3D platformer genre. Before this game, moving a character in a 3D space was clunky and disorienting. Nintendo, led by Shigeru Miyamoto, cracked the code with an analog stick and a dynamic camera system. The file represents this groundbreaking history compressed into roughly 8 to 12 megabytes of data.
Ironically, Nintendo distributes an emulated version of this game via NSO. However, that file is wrapped in a proprietary executable. It is not a raw .z64 . Hardcore fans prefer the original ROM because the Switch version introduces slight input lag (3 frames) that breaks frame-perfect jumps like the "BLJ" (Backwards Long Jump). Super Mario 64 -USA-.z64
You have likely heard: "It’s legal if you delete it within 24 hours." This is false. That is an urban legend from the 1990s BBS era. This is the content