"Unearthed: How Nintendo's 27-Year-Old Pokemon Stadium and N64 Add-On Set the Stage for the Switch"
A recently unearthed speech from late Nintendo president Hiroshi Yamauchi reveals that the original plan for Pokemon Stadium involved transforming it into a portable game with the Game Boy and connecting it to the 64DD for additional fun, resembling the concept behind the Nintendo Switch. Despite the changes, there were still plans for other games to utilize similar connectivity, showcasing Nintendo's early experimentation with console-to-handheld connectivity that eventually culminated in the success of the Switch in 2017.