[ Sand. Luke's used to sand, but this is different from the coarse sand that the winds off of the Dune Sea would bring swirling around the compound and pile up in drifts against the wall. Drifts that he'd had to clear eventually. He falls into a squat next to Wash and runs his hand through it experimentally.

It feels as real as the stuff from back home. ]

I've never seen anything like it. Holograms don't have any kind of mass. Even if they look real, they shouldn't feel real-

[ He glances up at the crashing surf curiously. ]

Does that stuff make you actually wet?