[Coco] Super Cartridge

[Luis Fernández]

There is the possibility of having a cartridge that can accommodate all cartridges coco, perhaps with a SD memory and through switches or display can select say 300 and that they pass the address & hC0000 as cartridges true (perhaps read only as rom) and so they can be used by machines without HDBDOS or RGBDOS or Nitros9, or even by machines 4k, 16k, 32k ....
Know little hardware