Couldn't a DSmode homebrew be used to copy roms from the SD slot (up to 128GB SDXC) to the microSD inside the flashcart?
Then reboot in 3DS mode and play.
Slow way to switch the rom but still better than carrying around a bunch of microSDs.
That would not require running unsigned 3DS code.
Then reboot in 3DS mode and play.
Slow way to switch the rom but still better than carrying around a bunch of microSDs.
That would not require running unsigned 3DS code.











