Mastery is for amateurs. Superstars multi-master.
Renaissance Florence was a hotbed of culture and innovation, primarily because a wealthy and emergent middle-class funded a crossover scene where art, science, commerce and technology overlapped and complemented one another.
Leonardo wasn't a master artist; he was a literary scientist who happened to paint.
Critical to the glory days was the melding of disciplines that allowed creative free-thinkers to innovate and cross-pollinate their talent beyond a single world.
Creative superstars don't master disciplines; they transcend and blend them.
Sophie Calle took her unique vision to writing, photography, performance, voyeurism, surveillance. You could call her an artist but she's way too elusive.
Sure, sex is great - but have you ever tried multi-mastery?