The traditional taxi business is far from dead, but the ever-burgeoning popularity of rideshare services like Uber and Lyft is a clear threat to the survival of the yellow cabs that for decades have been a mainstay of big-city transportation. It’s fair to say that the rise of Uber and its ilk have led to the erosion of taxis, and could eventually lead to their outright demise (or, perhaps, their radical transformation).