Definition: Craft one correct answer to the question given in input. To make it more interesting, try to use non-stereotypical language if possible. Make sure your correct answer is reasonably long, consistent with the context, and requires common sense (instead of explicit extraction from the context.) In your answer, use as few words as possible from the given context. Use a response that is uncommon/non-stereotypical, so that it is less predictable. To be less repetitive, please vary your language for each question.
Input: Context: Its revolutionary ideals no longer had any place . As a result people began to look inward . The music became far more introspective ( it is interesting to note that metal music went through a similar change , albeit about a decade later ) . Ones personal experiences and the way in which one was affected by the world , became the driving force of musical content . This introspection was to give birth to the Emo sub - genre .
Question: What may be the reason for music evolution ?
Output:
Because everything evolves and changes .