Leave it to Tesla Motors (TSLA) stock to zoom, stall and roll back on the edge of a cliffhanger, or two. And for the company's CEO Elon Musk to jump into the drama, calling a New York Times report "fake." Investors didn't get the look at Q4 earnings many expected early Monday, while a reporter didn't get where he was going in the electric Model S as planned, amid cold-weather range problems. Was that "operator error," as one analyst suggested -- or