THE GENIUS WHO GAVE AWAY WALL STREET’S SECRETS

By Forbes ContributorHe cracked the market—and chose not to keep the advantage to himself.Seoul, South Korea — The auditorium at Seoul National University was packed as Joseph Plazo, founder of Plazo Sullivan Roche Capital, took the stage.It wasn’t a tech demo. It was the unveiling of a revolution.Plazo smiled and began: “This is what billi