Activities

Geographical.
Coastlines of all continents.
Harbors and safe passages from inland points.

Information Products.
Seasteading video products: a Seasteading Institute infomercial, a seasteading-themed documentary feature film, etc.
What are some websites of the future?
How about an always-on virtual expo of different seastead designs people could walk around in and leave comments about.

Merchandise
Ideas?