> Not all Orthodox groups agree about their propriety either, so the presence of an eruv doesn’t necessarily mean that it’s recognized. There have been some bi

> Not all Orthodox groups agree about their propriety either, so the presence of an eruv doesn’t necessarily mean that it’s recognized. There have been some big fights about the topic: https://traditiononline.org/unpacking-the-iggerot/ https://traditiononline.org/unpacking-the-iggerot/ Although from what I understand, Moshe Feinstein wasn’t opposed to eruvim in principle, he just viewed them as an inappropriate for a city like NYC