Hypothetically, If That Bermuda Triangle 4chan Story Were True… Who Are the Aliens?

Purely hypothetical thought experiment. There’s a well-known 4chan post that gets brought up a lot in these circles, where someone claiming high-level government access described a non-human intelligence operating out of the Bermuda Triangle for longer than humans have existed, using some kind of submerged craft to deploy the objects people report seeing. Not saying it’s real—just assume for the sake of argument that it is true. If that were the case, it raises an interesting question about h...