Why would you nuke them, that's (literally) overkill.
But I suspect its failure (to keep out international criminal orgs), not economic success, that gets them raided by traditional nation-states.
But I suspect its failure (to keep out international criminal orgs), not economic success, that gets them raided by traditional nation-states.
The Cayman Islands are a British Overseas Territory. A seastead isn't going to be an overseas territory of a significant power in its own right that is also a NATO member and permanent UNSC seat holder.
I think whether that's possible depends mostly on how cheaply these things can be built at scale.