He has a particular aversion to repetitive questioning or uncouth requests.
- Been busy?
- How long have you been here?
- Do you really roast your own coffee?
- Can I have my coffee extra hot?
Customer: Can I have a flat white, please, without the milk?
Customer, embarrassed: A flat white...
Beloved: ... without the milk?
Beloved: So you want an espresso?
(technical detail: a flat white is an espresso with milk)
Eventually, they worked that he wanted a long black.
Which is quite a different thing.
One wonders how other, less understanding, baristas have handled such a request.