CNN Article
This is embarrassing. "City floating on the sea could be just 3 years away... Cermelli, who is part of a team of designers creating a blueprint for the first seastead, said it's unclear if construction is possible -- or what it would cost. Still, a prototype for the idea may be finished in as little as three years, he said."
In other words, "It could be real within three years, but we have so little idea of what we're doing, we have no idea how." By the same token you could say you "could" have flying cities in three years.
Lesson: Don't encourage the media to make claims you're not ready to back up.
