Fans of taxi-finder apps like Uber, Hailo and FlyWheel may have to wait a bit longer before they can raise their iThumbs to flag down yellow cabs in the US's busiest urban area. Per the WSJ, a lawsuit by livery cab drivers may block a rule change that would allow app-based hailing in NYC.
While iPhone apps to summon a taxi or "black car" ride are popular in other cities, New York's slightly By
