He is the co-founder of paypal and yelp. He sits on Yahoo's board, dabbles in angel investing and currently helms Glow (maker of fertility tracking apps for men and women) and Affirm (a digital consumer finance platform).
So, how does the Ukraine native manage it all? He confesses that he is a coffee fanatic-the kind who is willing to spend north of $7,000 on an espresso machine. The La Marzocco Custom GS3, http://lamarzoccusa.com , a NASA-caliber java production unit handmade in Italy; the GS3 is the home barista's preferred choice, he says ("The Surest Shot," Brian Dawson, Forbes Life, Summer 2015).