Doubling the amount of beachfront property available

Over at Transterrestrial Musings, Andrew Case talks about building cities on the oceans, and some serious plans to make seasteading a reality. This is definitely worth checking out, with plenty of interesting links to follow.

Absurd idea to start your own country, you say? You might want to tell the residents of the Principality of Sealand, I think they'd disagree.