What made Mozart one of G.O.A.T. musicians?

How old was Mozart when he composed his first piece? What are Mozart's most famous compositions? Was Mozart actually killed by a rival musician? Have you started your FREE TRIAL of Who Smarted?+ for AD FREE listening, an EXTRA episode every week & bonus content? Sign up right in the Apple app, or directly at WhoSmarted.com and find out why more than 1,000 families are LOVING their subscription! Get official Who Smarted? Merch: tee-shirts, mugs, hoodies and more, at Who Smarted?