"Dox?" Cortana might not have batted a virtual eyelash at COMPUTO, but she refuses to use the name Brainiac. "He knows already. My partner marched me over for a checkup the second it occurred to him."

It's not a pressing concern; she still has years. It had made the Chief feel better, though.

"Delta could be optimized for tactics, I suppose. It would explain why he uses armor for his avatar." Even still, Cortana can't shake the feeling something is up. Maybe she should get over herself and ask someone. "It's weird that he covers his face, though. The whole point of the hologram is to interact with humans."