That’s just not true. They have their own emulators, but most of the time they are inferior to community ones. I think Virtual Console releases used some kind of optimized emulators for their hardware, but didn’t care about accuracy, etc.
There’s nothing new in this article. And I don’t think Nintendo ever said that emulation is illegal, just emulating their games is, which technically is true to some part at least in the United States, where sometimes you need to circumvent some security measures to get games emulated which is a forbidden (this is mentioned in the article).
How do you even learn something in 1 minute? I call bullshit.
Then you find out that the bug only works when it’s a Tuesday on a leap year and only if you have Albanian input method enabled.