There are still wires and bits everywhere to avoid, and John does so even as he follows to the kitchen, lighting a new smoke as he goes. Pointedly, he thinks of Q with nothing on. It isn't his fault, but he likes it anyway.
"Well, strewth, now you tell me, huh? No plans. Just a visit. Making sure the computers haven't revolted, all that." They don't even have to be quiet though. Not really.