This looks fairly inaccurate. Right now on this page: "The Swarovskis ran their crystal business, generation after generation, doing moderately well until WWII

This looks fairly inaccurate. Right now on this page: "The Swarovskis ran their crystal business, generation after generation, doing moderately well until WWII. How they have weathered WWII when almost all the other Austrian Jews were handed over, well, no information on that either. Some reckon that it’s most likely because optical lenses were important for the war effort, and Swarovski made the best."