There's a amused snort at Optimus' reaction to the mention of Sentinel, it was so much a mirror of how he felt dealing with Sentinel back home. Some things never change, apparently. The solidarity of the whole thing broke through the awkwardness a bit, making it feel more like dealing with someone else than just some spectre of himself. When he spoke again there was a bit of a chuckle to his voice, more at ease than he had been.

"Other than being stubbornly unhelpful, no. Though please tell me there's only one of him wandering around?"