He was glad of the curtain anyway, because he hated the idea of people watching him talk to people who weren't there, so he generally avoided accessing websites in public places. He didn't know why using the phone, audio, wasn't embarrassing that way. It just wasn't. When you were using the phone you didn't actually look like you were talking to people who weren't there, even though you were. You were talking to the phone. Although, now that he thought about it, using the phone in the earpiece of the Brazilian glasses would look that way too.