"Huge" ? Well then I'd avoid the Swarovskis like the plague, particularly the EL's.
Leica has had some less than good attitudes about honoring their warranties in the past. But Doug at Cameraland, NY, has had great success in getting the very few that have had such issues resolved.
Which is another point. Very few Leicas ever need repairing, even when used hard. That's because Leica researches and tests their designs extensively before releasing them. Last I heard, Swarovski still hasn't fixed their fogging problems. E