(https://images.nintendolife.com/4a08ead36c951/64dd.large.jpg)
Quote"The Nintendo 64DD remains an intriguing part of the company's history, with the expansion ultimately being short-lived and limited to the Japanese market. Though it wasn't a commercial success after frequent delays and an arrival that fell too close to the GameCube, it nevertheless helped to pave the way for new ideas..."
https://www.nintendolife.com/news/2022/02/random-22-years-ago-today-the-nintendo-64dd-had-more-online-features-than-switch
https://www.youtube.com/watch?v=np0Cd_Iw7-w