It did get a laugh out of him, though. "I'm boring, not high maintenance."
Also a joke, because he knew plenty of people who enjoyed the fancier drinks. But he couldn't resist poking fun at the whole thing. Better to Juliet than anyone else, though, because he was a little afraid of some of the baristas Starbucks had. Mostly because he had a feeling it wasn't working at Starbucks that'd made them so... cranky.
"But no, seriously, my order's generally somewhere in the middle unless it's one of those 'no sleep in two days but still need to be awake' kind of days. Which, by the way, 'as much espresso as you can safely give me' is apparently a legitimate order here depending on who's taking your order."