Earlier quoted context omitted.
Why is it a problem, or what problems has it been causing in NYC? I understand the legality is questionable but I don't know why the laws exist in the first place.
It converts long term housing stock into short term housing, which benefits tourists with cheaper prices and increases the price for residents since both are competing for the same units. Basically, tourists are getting a free ride on the backs of residents. Its always been the other way around, tourists pay extra taxes and fees which go back to the city (and residents) and entrepreneurs build hotels which once again…
I think Airbnb is a good idea with regulation that limits the number of weeks you can rent out your place.