Ianto gives the other man a look that translates into an eye roll as John not only dodges his question but makes it into a quip as well. Honestly, in some ways he’s as bad as Jack.

“One,” he answers, tiredly, before deciding to press the matter, even if John is probably going to push right back.

“So I assume that understanding concussion protocol is just standard procedure then, yeah?” he asks. “You know. Along with flight training and jumping out of planes and. The rest of it.” Honestly Ianto has no idea what it is to be a pilot in the Air Force but this does seem to be going above and beyond.