Preserving this data is an act of digital forensics. Tools like BootMii and Yet Another Wii App Store allowed users to bypass the operating system and make a bit-for-bit copy of the chip. On the Internet Archive, these dumps serve two distinct purposes:
Unlike a PlayStation 3 or an Xbox 360, where the operating system was largely distinct from the user data, the Wii’s architecture was a complex web of interdependent files. The system didn't just run an OS; it was the OS. Your save files were tied to specific "keys" generated on that specific console. If that flash memory chip died, the digital purchases died with it. wii nand internet archive
Preserving Gaming History: The Role of Wii NAND and the Internet Archive Preserving this data is an act of digital forensics