Left from Ushuaia down to Deception Island and further south to near Brown Station. Went on an old Russian science ship being run by Quark.
Penguins have a special anus able to withstand higher pressures, so they can poop away from the nest. There's so many penguins in close proximity though they're all just covered in poop. They live off krill so it's pretty stinky.
I was intrigued by those things a while ago but the subscription + cloud BS was a no-go for me. That aquarium chiller is a cool idea, but not many of those covers on ebay.
I believe you can reply locally on your instance to dead communities, but that data would never be replicated to other instances. The fediverse isn't really a mesh network, more like a hub and spoke on a per community level.
It's both ways. They effectively break that link and become isolated from each other.