Merlin worried he'd overstepped the mark for a while as Tony said nothing. But then he started talking and Merlin nodded in response, yeah he'd heard.
"I get it and I think these are a great idea" he gestured to the suits, "But it can't take over everything" he looked pointedly at the cups and mess around. "I mean you gotta look after yourself too right? No good to anybody if you're a bit of a state and you're more liable to make mistakes"