Cool! Assuming that everybody probably knows Poseidon as either a wrathful God or as the boat that went upside down, that's really not the best choice for a name. Still that's awesome. That's where poe-con should be.
He better be wearing a top hat while doing it or I want my money back!
But when I'm on an airplane there's always a reason why the flight attendants open the sodas beforehand, because they've been jostled. And will fizz in a pressurized cabin. Doesn't an undersea vessel work the same?
eh doesn't matter; whoever this guy is he's kinda like Bill Nye for me. What else can you do and not do in space or under the sea? Are ruffeled potato chips really more dangerous than pringles? Planet Earth is curious.