If there were no copyright laws, you would not be able to protect your music after releasing it. People could take parts, or even your entire song and claim it as their own, and you would have no legal bounds or actions against the plagiarism of your work.
Over time, entrepreneurship has become associated with creativity, the ability to develop something original, particularly an idea or a representation of an idea. Innovation requires creativity, but innovation is more specifically the application of creativity.
