The Leica L mount and why we need new lens mounts:
https://www.redsharknews.com/production/item/6178-the-leica-l-mount-and-why-we-need-new-lens-mounts
https://www.redsharknews.com/production/item/6178-the-leica-l-mount-and-why-we-need-new-lens-mounts