If you're not open to naming a concrete artist or recording that Esperanza is a rehash of, would you open to giving a concrete example of what you personally co

If you're not open to naming a concrete artist or recording that Esperanza is a rehash of, would you open to giving a concrete example of what you personally consider to be evolution in music within an existing genre that doesn't involve mixing elements of other genres? Bonus points if the example doesn't depend on the introduction of a new instrument or musicmaking device that wasn't generally available when the genre began.