For the richies, the luxury accommodations and accouterments would be unmatched. Having an island would allow the kazillionaire to provide housing for staff that would be completely insulated. The 'Mermaid' even features a dolphinarium, where dolphins can gather in the cave-like structure.
Implications - The â€œMermaidâ€ by Julien de Smedt Architects is one of the most high-end luxury communities that I have ever seen. The design of the island is intricately planned out. Now all you need to do is win the lottery and you can call this home.