Bloomberg: With all good technologies, there comes a time when buying the alternative no longer makes sense. Think smartphones in the past decade, color TVs in the 1970s, or even gasoline cars in the early 20th century. Predicting the timing of these shifts is difficult, but when it happens, the whole world changes.
Its looking like the 2020s will be the decade of the electric car.
Battery prices fell 35 percent last year and are on a trajectory to make unsubsidized electric vehicles as affordable as...