1) I'm not LWN (nor represent them in any way).
2) there's no reason we all have to agree.
I'm surprised by the per-unit royalties and my first gut reaction is to say that they won't get any grass-roots support because of that.
I think it's a very cool technical hack for sure.
However, I still don't see where the demand is coming for this. Maybe as a white-label desktop for handset manufacturers. But, unless I'm missing somethning, the "Ubuntu" branding has ZERO value in the mainstream market. If it were "windows" or "macos" it would've been an entirely different story.