Oh, now I found out there is a mechanism to make maps that wrap around the corners and this opens up new possibilities.
I hate this and love this, honestly.
Still not sure of I want to make it more "mine and build and do stuff" or more "build a community with the folks around you" game
First would be best in an infinitely large map.
Second would fit more with a finite map.
Small, friendly instance for friends. Come join us and be cute and soft and small and cute.