Typo in Lyft earnings sends shares aloft nearly 70%

CBS News - For more and to sign up click here What a difference a zero can make. Lyft shares enjoyed a short-lived pop after Tuesday's closing bell, surging as much as 67% after the company issued an outlook mistakenly projecting that its margins would expand an astounding 500 basis points.Less than an hour later, the ride-sharing provider offered that the estimate had missed the mark — by a lot, with the real…