In my opinion, and as a life long New Yorker, NYC isn’t the worst at all. I KNOW, I KNOW some people–especially those who lean right and/or conservative–will cry about how NYC is a total wasteland and a 3rd world country, hell on Earth etc.
https://www.city-data.com/forum/new-york-city/3494276-how-bad-nyc-your-personal-experiences.html