> The fact he knew phonetics just makes me believe he served or at the very least, was heavily exposed in another function. This is just one data point, but I'

> The fact he knew phonetics just makes me believe he served or at the very least, was heavily exposed in another function. This is just one data point, but I'm a random software engineer with no military or aviation background or interests, and I know NATO phonetics. I think it's not that uncommon. (My main use case is spelling things over the phone.)