Ben Horowitz cosigned the Databricks co-founders in 2013, when they were Berkeley academics. " When I met with them, they were like, 'We need to raise $200,000.'" "I said, 'I'm not gonna write you a check for $200,000. I'll write you a check for $10 million.'" "You need to build a company. You need to really go for it if you're gonna do this, otherwise you guys should stay in school."