Why is this downvoted? If you copy something that works and then add features or put a spin on it you can end up with something new and cool. Its a good way to

Why is this downvoted? If you copy something that works and then add features or put a spin on it you can end up with something new and cool. Its a good way to start thinking about ideas imo. Isn't Digg just google news or nytimes with new innovative features?