THERE WAS AIR in the corrugated gangway that led from Marcus Garvey ’s aft lock to the midbay lock of the yacht called Haniwa , but they kept their suits sealed. Maelcum executed the passage with balletic grace, only pausing to help Case, who’d gone into an awkward tumble as he’d stepped out of Garvey . The white plastic sides of the tube filtered the raw sunlight; there were no shadows.