This spring I had the occasion to visit Madrid twice: once for our first Indagare Insider Trip (Read: Just Back From…) and a few weeks later for IN3, a summit for Spanish and American entrepreneurs and investors arranged by US Ambassador James Costos with the participation of the King of Spain and Eric Schmidt of Google. IN3 was a historic occasion for the ambassador to bring together such superstars of the global tech world as Martin Varsavsky of Fon and Ken Howery of PayPal and the Founders Fu...