These folks may or may not succeed in creating a eutopian society. However, considering how much the ocean is likely to expand, we really should look into ways of living there.
Live Free or Drown: Floating Utopias on the Cheap
Anyone can build a game-changing social-network platform or a virtual community or a set of open APIs. But the people here want to start a nonmetaphorical revolution by creating their own independent nations. In the middle of the ocean. On prefab floating platforms.