Developing Shiloh is the antidote for the punishment of exile.
Living Torah lives in New York, California, London, Paris or any other חוץ לארץ chutz l'aretz, out of the Holyland location is certainly better than assimilation into non-Jewish society, but it's not the ideal Jewish Life. It's a reflection or like a "dress rehearsal" for the life to be lived here in the Land G-d has shown us.
We Jews have our own Land; we don't have to be guests in a different one. Remember how welcomed Jacob and his family, our forefathers, the twelve tribes were by Pharaoh in Egypt. The result was that we became slaves to pharaoh in Egypt.