- Just cursory skimming of Wikipedia of laws of the sea would be enough to reveal that the place where they build their hut is within region of the sea where Thai government has the final say.
- China recently lost the South China Sea Arbitration where tribunal decided that construction of installations and artificial islands does not give rights to claim any sovereignty. If China can't win a arbitration, neither can some Bitcoin Joe.
- There already exists practical way seasteading outside the government if you have they money. You buy yachts registered in offshore accounts. You can also buy a citizenship for tiny island nations that leave you totally alone. Rich people store their valuables in freeports or in their yachts. There are superyacht art collections that rival big museums floating around the world.
- Another example is floating armouries that private military companies have. They those ships to store military grad weapons.