It's weird once they're underway. He's used to York talking near constantly except when it's explicitly radio silence. Something like this? He should have been rambling. And he's just... silent. Just reminds him that while he might be alive, the Project was a long time ago. They've both changed so much.

He misses the chatter.

"Sometimes I realise that how we are now is probably what the Project wanted us to be and it pisses me off."