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

By Guest Columnist, Forbes AsiaWall 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.A secondhand laptop. A wobbly table. But the simulations ran.He was building something no one believed in—a trading