@matrix they aren't actually legal either. They are pretty much just a gray area that is protected by status-quo, at least in the US. Though I would think of the same being true in many countries.
In the US for example, there is a chance of a company like Nintendo losing such a case, which would be way worse for them than the current status-quo, which is why it took them so long to take legal action.
@juliangro Isn't there a precedent for clean room reverse engineering not violating copyright?
@pomstan @juliangro They weren't circumventing drm though
@matrix @juliangro it's up to mr. pilpulstein in the judge's chair