Plus, New Yorkers tend to be subtly hostile towards anyone who isn't already up to speed with the pace of NYC culture.

They have certain social scripts and faux pas that are just different from other places, and if you don't just intuitively pick up on them without a second thought then it makes you the asshole in their eyes.

"Laid-back," "easy-going," and "warm/friendly" are not words that describe the average New Yorker.