What do humans who exhibit "creativity" typically do but rehash themes and ideas from others? Trends rather slowly evolve as they reverberate back and forth bet

What do humans who exhibit "creativity" typically do but rehash themes and ideas from others? Trends rather slowly evolve as they reverberate back and forth between thousands of humans -- whether in music, painting, clothing, books, memes, ... If an artist just thinks of something completely new not inspired by others it only appeals to a small minority. It is a minor portion of human creativity, and avoided by perhaps most humans.