bBy iWall Street Journal itech and auto reporter Tim Higgins, the outrageous inside story of Elon Musk and Tesla's bid to build the world's greatest carb pElon Musk is among the most controversial titans of Silicon Valley. To some he's a genius and a visionary to others he's a mercurial huckster. Billions of dollars have been gained and lost on his tweets his personal exploits are the stuff of tabloids. But for all his outrageous talk of mind-uploading and space travel, his most audacious vision is the one closest to the ground the electric car. pWhen Tesla was founded in the 2000s, electric cars were novelties, trotted out and thrown on the scrap heap by carmakers for more than a century. But where most onlookers saw only failure, a small band of Silicon Valley engineers and entrepreneurs saw potential. The gas-guzzling car was in need of disruption the world was ready for Car 2.0. So they pitted themselves against the biggest, fiercest business rivals in the world, setting out to mak