you need two type of keys:
prod.keys which is universally used by the switch consoles(one file for multiple devices)
title.keys which contains specific keys required by games(one file for one game)
prod.keys which is universally used by the switch consoles(one file for multiple devices)
title.keys which contains specific keys required by games(one file for one game)
I'm asking because if you'd have to buy the game anyway, then I don't see how Nintendo would even have a revenue loss from the emulator. If there is no revenue loss, then the decision seems to be solely about control.