Propeller driven bike

http://www.popularmechanics.com/home_journal/workshop/4218427.html?series=27
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It needs a cage around that propeller. It’s a major hazard to anyone riding along.

Other than the novelty, are there any potential advantages? You could possibly use the same drivetrain to power one of the everglades airboats.

http://www.boat-ed.com/fl/fl_specific_images/graphics/fl_validation_airboat.gif

http://lancet.mit.edu/decavitator/
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i like this invention a lot better.

and it’s dog food powered …

http://www.dogpoweredscooter.com/images/dsc_01321_wevv.jpg

and is this a happy pup, or what!

http://www.dogpoweredscooter.com/uploads/DogSVideoTX2.wmv

Oh sorry, I meant to post this link under the “How can I stop people from drafting off me” thread.

m