From Mozart to Kanye West?

From the birth of music to greats like Mozart and Beethoven all the way to the Birth of Rock and Roll and now people like Kanye West. Music has gradually became more simple and meaningless, how did this happen? Yet people flock to this **** as if they we're flies, it must be that a large majority of humans have become, simple and meaningless. I find this to be disturbing, hows that 4 Evolution