Rare US N64 disk-drive retail prototype found in Seattle
 

If you subscribed to Nintendo Power in the 90's, you probably remember reading about the Nintendo 64DD, a console disk-drive add-on design to bring higher storage capacity, a real-time clock and internet connectivity to the Nintendo 64. You may also...

https://www.engadget.com/2016/07/15/...nd-in-seattle/