What's your take on the theory that UFOs operate from hidden ocean bases?

I've seen a lot of discussion lately about UFOs and USOs (Unidentified Submerged Objects) supposedly operating from hidden bases deep beneath the oceans. Some point to military encounters, unexplained sonar contacts, and the fact that more than 80% of the ocean remains largely unexplored. Skeptics argue that extraordinary claims require extraordinary evidence and that no verifiable proof of such bases exists. What's your take on this theory? Do you think the deep ocean could realistically hid...

View original source