PlanGrid co-founder and CEO Ryan Sutton-Gee doesn't exactly fit the mold you might expect from the founder of a San Francisco-based that recently graduated from the super selective Y Combinator incubator. Sure, he's young and super smart. But when you meet him, he's not really up on the latest inside baseball Silicon Valley chatter -- what startup is raising at a crazy high valuation, which entrepreneur recently Tweeted something juicy, the latest leaked memo from a senior executive.