He lifted his hand, pushed his palm forward into space, testing for resistance. There was none, and yet the air swirled around his wrist and up his forearm, tickling him. He didn’t know whether he liked it, or found it creepy. Atmosphere, in his experience, had always been an absence. The air here was a presence, a presence so palpable that he was tempted to believe he could let himself fall and the air would simply catch him like a pillow. It wouldn’t, of course. But as it nuzzled against his skin, it almost promised that it would.