[You can practically see the ? form over Giorno's head. Power-naps. The phrase sounds sort of familiar, but he's also not that used to that sort of colloquialism. So he tips his head curiously, a little birdlike.]

[The explanation is very thorough and succinct, though. He brightens a little, as tired as he is.]

Ah. I see--sort of like just turning your brain off for a little while? I don't know much about neuroscience, but that makes sense.

[He doesn't know about better than coffee. But the rest of it makes sense.]

Your doctor sounds very smart.