IIDrifting slowly on the thread of his spinneret, Rufus Sollenar came gliding down the wind above Cortwright Burr's building. The building, like a spider, touched the ground at only the points of its legs. It held its wide, low bulk spread like a parasol over several downtown blocks. Sollenar, manipulating the helium-filled plastic drifter far above him, steered himself with jets of compressed gas from plastic bottles in the drifter's structure. Only Sollenar himself, in all this system, was not effectively transparent to the municipal anti-plane radar. And he himself was wrapped in long, fluttering streamers of dull black, metallic sheeting. To the eye, he was amorphous and non-reflective. To electronic sensors, he was a drift of static much like a sheet of foil picked by the wind from

