Revisiting the Famicom Disk System: mass storage on console in 1986 | Eurogamer.net
Famicom Disk System 30th Anniversary Demonstration: Zelda, Castlevania, Metroid, Otocky - YouTube
Famicom Disk System arrived yesterday. It's a real novelty playing Nintendo games from floppy disks, especially having to eject and swap to side B to load all of Metroid into memory. :