The comment is actually kind of funny, which makes exactly one thing Cal has ever heard Stane say that didn't make Cal immediately want to smack him or go take a shower.

But then, even a stopped clock is right twice a day.

(Stane has also - no doubt accidentally - given Cal a few extra seconds to cover his surprise at Tony's remark by being the one to speak first.)

"Oh, like I could even get away with that. Sherlock would give me shit for the rest of my life."