An apple fell on Isaac Newton's head and gave him the idea that the moon might be a tasty apple, though this turned out not to be true--the Apollo program eventually determined that it was just a desolate and bland Red Delicious.
Our experimental aerogel iceberg with helium pockets manages true 100% efficiency, barely touching the water, and it can even lift off of the surface and fly to more efficiently pursue fleeing hubristic liners.