In the first Voß demonstrates Mir runnong on Ubuntu Touch, replacing the ‘SurfaceFlinger’ compositor currently used.
It’s described as a ‘preview’, and is running solely on GLES:
In another video Unity is shown running using an ‘…in-session rootless X server that is integrated with Mir’ using the free driver stack.
It’s early days for Mir, and these videos are interesting to see (in as much as you can see it). Certainly a nice respite from the swamp of negativity currently bubbling up around the project… But more on that later.