Are any of these details more than speculation? I had the impression that the best information was some not-so-clear pictures which happened to catch it on the

Are any of these details more than speculation? I had the impression that the best information was some not-so-clear pictures which happened to catch it on the surface, plus the admission a few days ago that it is in fact nuclear powered, and had a suspiciously high-ranking crew. I agree that tampering with cables seems like the obvious reason for the military to go super-deep. With recovering sunken things made by your adversary a close second. And in the mid-1980s, they were much better at titanium than at video cameras.