There was a saying that "Artists copy masters steal" meaning that most "original innovation" or inventions are stolen. So in the movie "Silicon Valley" how two great master in computer were into this game. About OS, and the windows being a copy from Apples icons.
And then lately we see at Netflix a case involving claims that Google Earth was stolen from Terra Vision? We see how great lawyers and expert witness (Bryan Anderson) settled the claims in favor of Google
Netflix on Google vs Terra Vision