Looking at his upload history, any kind of demon is par for the course. He seems to use "demon" and "alien" interchangeably. He's also made some amazingly humorous "predictions" that he does mental gymnastics to prove were right.
He refers to Google's barge in San Francisco as a device to create "digital sorceries" or to create a "holographic alien" or something. He's got quite the screw loose.
I hate those things, but as long as the repair crew remember to store their ores and diamond pickaxes in a chest before they go down to check, they should be OK.
Spoiler: it's an 8-inch diameter pipe. And not even an interesting historical pipe either, it's a pipe directly related to the dig
"According to The Seattle Times, officials identified the pipe more specifically as being 115-foot-long “well casing” that was used to measure ground water in 2002 in studies for the Alaskan Way Viaduct replacement project."
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