You just have to look at Android, where Google had to make compulsory on Android 10 as no one was caring, and still it looks like this after 2 OS releases:

https://developer.android.com/about/dashboards#Vulkan

And if one goes into the spaghetti extension soup that Vulkan carried on from OpenGL, the picture is even more sad.

https://www.vulkan.gpuinfo.org/listdevices.php?platform=andr...

On a platform where Vulkan is nowadays the main 3D API, with a roadmap to run OpenGL on top of it.