A few months ago I updated my vulnerable nephew's switch and installed the corresponding Atmosphere using the Hekate 5.0.0 v. Yesterday my nephew got an error running the CFW and he powered off the console. I set the device to run in Auto RCM so I injected Hekate using Rekado.apk. Console booted...
Emulation is the way to go for so many reasons NES get rid of flicker by turning off the sprite per line limit. Cheats? Ken Batocera is your friend almost every console has cheats in it