The crowd screamed when they saw him. He made one complete circuit through the maze of concrete barriers. Assuming the role of superhero for the moment because soon it would all be over. As he rode around the twists and turns, he checked his retinal display. He noted the ghost shadow of the five-second timer for the detonator under his seat. And he saw the tiny gray chip-shaped icon in the lower-left corner of his vision. Grids’s little addition to the occasion. Jonathon would activate it when the time came.