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⚓ Dedicated to the discussion of digital piracy, including ethical problems and legal advancements.
If they would do that it would be very useful in court.
It’s not illegal for Nintendo to run retroarch.
Its not illegal for anyone else either, but them running such software for profit might be a licensing issue depending on the exact version they use.
RetroArch and most of its cores are under the GPL or MIT, which allow commercial use.