Earlier quoted context omitted.
You're asking why a community that's lived somewhere for generations does just all of a sudden pack their bags and GTFO?
Hardly, I'm asking why a community that has lived somewhere for generations remains insular to the point of xenophobia and treats people not in their group who also live there as non-people. Why come to NYC in the first place given it's reputation for inclusion and mixing cultures? It's wrong to discriminate both ways, and having seen it firsthand I don't understand it.
You clearly hold negative stereotypes about this group, and seem unaware of the history that motivated them to come from Eastern Europe to Ellis Island and then establish a community nearby… I’m not sure continuing this discussion would be productive