As if a rollover while driving wasn't devastating enough—let alone the bird poop up top and random kung fu masters
driving motorcycles over your car—now you've got to worry about keeping the solar panels on the roof of your car clean
too? Still, we've to to take our hats off to Steve Lapp's solar-modded Prius, which runs now 10% more efficiently than
it did before on mere regenerative juice.
[Via Treehugger]