Before fintech darling Ramp was launching multimillion-dollar Super Bowl ads, disrupting time-consuming expense reports, and notching $1 billion in annualized revenue, cofounder Eric Glyman was seeking out tech’s most battled-tested CEOs for some sage business advice. At Fortune’s Brainstorm Tech conference last week, the 35-year-old entrepreneur shared that instead of turning to executive coaches for wisdom, he prefers candid one-on-one conversations with fellow entrepreneurs. “I try to kind of go and ...