Nintendo is famously protective of its IP. They have sued ROM sites into the ground (RIP EmuParadise). They argue that downloading a ROM of Super Smash Bros. , even if you own the cart, is piracy.
By hosting these ROMs, the Internet Archive isn't just enabling piracy; they are performing . n64 roms internet archive
Nintendo has sent DMCA takedowns to the Archive before. The Archive complies—but like a hydra, the files often reappear, uploaded by users under different metadata tags. It is a digital cold war between the lawyers and the librarians. The N64 is a notoriously difficult console to preserve. The cartridges used battery-backed RAM for saves—those batteries are dying now. The plastic shells become brittle. The console’s unique "Reality Coprocessor" is hard to emulate perfectly. Nintendo is famously protective of its IP