Just last week, on Tuesday, February 26th, 2024, news broke out about the Yuzu emulator team being sued by none other than Nintendo themselves, with Nintendo claiming that the emulator apparently allowed users to play certain games early (due to street dates being broken) and also allowing...
It’s how legality in regards to something like emulators works. Emulation is not illegal, but profiteering from games being ripped and played without a legal license is. Which Yuzu did.