Well some have described the Tasman as becoming a blood bath between the Airlines. So in the short term they will all fight on price. However it is not sustainable and there will be a loser in the Trans-Tasman rivalry.
The best way to experience the true vibe of a city is through the wealth of knowledge and stories from local experts. New York is no different, in fact it is probably one of the best cities in the world to take on a leisurely local tour. So instead of doing the boring and usual double-decker buses and general boat cruises that hoards of tourists getting their gram on are doing - be different.