The Birds and the Boats
siimat writes: "Wow, a bat-winged sailboat! Richard Dryden has produced
"a variable geometry mast and sail that can adapt intelligently to changing wind conditions, and fold away conveniently after use without the need to dismantle.
The inspiration has come from the remarkable wings of bats and birds."
Too bad you won't be able to buy one until later this year..."
so we get another email address and stop coming here, .. not a big deal anyway