[Dogbert41]

I hear the Navy is coming up with a new system of power that's very ecological. After spending tens of billions, their green engineers have come up with this new pioneering development:

[gleeaikin]

True, it is very ecological, but I understand the Navy does have midshipmen train on sailing ships. One develops a much greater respect for the forces of nature by being totally dependent on the behavior of nature and your own understanding of how nature works. My brother helped sail a tall ship from the Caribbean to NY harbor for the Bicentennial celebration. He and a friend also sailed a small craft, I think it was a ketch, from US to Europe the same decade.