As if to say 'that explains it', Njoki chuffs, an odd sort of sound coming from a human, but not outside the realm of possibility.

"Huh," she says, trying to process his history. Ideally, Njoki like to keep this conversation in professional tone, and while she feels that she ought to say something useful or emphatic in response, she can't think of what the appropriate phrase would be.

"I'm not usually so stunned, but I've never heard of that. Mind do, I'm self-taught and there's so much I don't know, so that's not really unusual."