
Meyer Instruments has a detailed history of Leica published on their website:

Erwin Puts reports that the Leica APO-Telyt-M 135mm f/3.4 lens has been discontinued: “The M-system, once the backbone of the Leitz and Leica companies, is in danger of becoming a niche product and while still being a cash cow for the company, has no future and will not generate new sales. The annual sales of […]
These are the top 10 most visited LeicaRumors posts for April 2018:

I will be traveling in the next few days and will have limited Internet connectivity. My coverage of the latest Leica news and rumors could be delayed. You can always check the Leica M10 Camera and Leica Lenses Facebook groups for some interesting discussions and photographs. All Leica M3 tins and red aluminum M-mount caps orders […]