Wilson jumps and makes an undignified squawky agh! noise that has something muted-trumpet-like about it. He recovers quickly enough when he sees that it's just Ava making friendly conversation, but the Constant has done things to his startle response that cannot be undone.

"Good to know!" He looks at the cake in all its marbled, gold-streaked glory. "It's very shiny."

Rather than ask what flavor it is, he takes a forkful from his plate. Tastes like raspberry!