Bitcoin couple face death penalty for 'seastead' in international waters
abc.net.au
abc.net.au
You are sovereign iff you are able to defend your territory. If you cannot defend your territory you are not sovereign.
* There have been some exemptions for religious or cultural centers, or if you are a buffer between great powers but those have been rare.
Although international borders in the ocean exist, countries overlook them all the time.
Of course, the whole point of seasteading is to avoid being subject to (and thus, protected by) any state, so...
Acceptable to whom? The results of a stand-and-fight decision would probably not be acceptable to them.