[WarOnPrivacy]

> That doesn't really answer the question of whether it could be used to deliver "numbers station" type messages.

This is true. I suggest that I didn't answer that question because my comment was only addressing the below assertion.

>> You're assuming it requires specialized military gear, as opposed to consumer gear with a flashed firmware.

As for the numbers station reference in the article, that phrasing seems silly. I think it distracts a bit from the article.