He gives a nervous little laugh - the sort of polite, neutral chuckle you give when near-strangers offer insights into your life.

'I never really thought about it to that degree. I know they're not alive. There might be a time when they become sentient, but I don't think they are now.'

He is damn sure there's a time, and it's coming.

'I don't know about enjoyment. It's a job, y'know?'

An uneasy twist of his fingers.

'Why, what do you do?'