One man’s idea is another man’s execution. It’s a useless phrase, in my experience, because there is nothing that determines the difference. For instance, was g

One man’s idea is another man’s execution. It’s a useless phrase, in my experience, because there is nothing that determines the difference. For instance, was git a novel idea of applied distributed merkle trees or simply the existing idea of version control executed better? I see it as primarily a matter of ideas, but to someone else, maybe not?