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July 16, 2015

From the Matzah Machine to the Kosher Switch: A Brief History of Jewish Religious Technology

And a long history of American Jewish innovation.

Over the past years, there has been heated discussion in Orthodox circles about an electrical switch designed to circumvent the prohibition against using electricity on the Sabbath. (Rabbis are still in disagreement over whether the loophole is legitimate.) Searching through the files of the U.S. Patent Office, David Zvi Kalman has discovered that this latest gizmo is but part of a long history of American Jewish innovation connected with religious observance:

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