Four years ago, Lina Chen and Naomi Ladizinsky's plan to shake up the gaming world on behalf of girls seemed exceedingly improbable, even to them. Chen had a psychology liberal arts degree and Ladizinsky a film studies degree, both from Yale, where they'd met. They were out to disrupt one of the world's most elite, tech-driven men's clubs from a tiny office in Hollywood, yet, as Chen recalls with a ripple of laughter, "We didn't have experience or money. We'd never worked as executives, and we had no connections in tech, startup or the gaming industry. And we didn't have a product!"