THE REBEL WHO OUTSMARTED WALL STREET—THEN GAVE AWAY THE CODE

By Special Report by Forbes Technology DeskWall Street never saw him coming—because Joseph Plazo never played by its rules.Quezon City, Philippines — A decade ago, Joseph Plazo coded algorithms during brownouts, lit by candles and ambition.His gear was outdated. His ambition wasn’t.He built, in obscurity, a system that sensed emotion before m