Not to be conspiratorial, but if it is an intentional distraction, the balance of probabilities favors the misdirection coming from the US (whether media, politicians, etc). This still feels like a case of seeing more because we've been told to pay attention to it, vs a new phenomenon. Let's see

> I sure hope this isn’t a distraction to get us to look up while something goes down under the sea.

The resources (including “human resources”) we use to check the sky are not the same resources used to track undersea threats. If anything, an elevated general state of alert from probing in the one domain makes it more, not less, likely than any intrusion in the other would be detected.

Yep those planes are sure distracted from their underwater duties