> We have just as many left to die. We just don't know or don't talk about them anymore.

Yes, irrelevant products that no one uses eventually die. At present, Chromium is not one of those, and is installed on billions of devices and used every single day on mobile and on desktop. Entire businesses and derivative ecosystems have been built on top of Chromium (Edge, Brave, Node.js and all of its dependencies, Electron, etc.). If there's an economic incentive to keep an open source product going, it will keep going. Anyway, here's the repo if you're interested in contributing: https://github.com/chromium/chromium