Viewed from a distance, his character projected an impression of solidity and wholeness which was in fact as insubstantial as a hologram; up close, he was all motes and light, you could pass your hand right through him. If you stepped back far enough, however, the illusion would click in again and there he would be, bigger than life, squinting at you from behind his little glasses and raking back a dank lock of hair with one hand.