Semiaccurate actually has some pretty detailed dives into exactly what is going wrong with Intel's 10nm but it's all subscriber only. They've also done some reporting on leadership problems inside Intel that I think make the execution failures more understandable.
Thanks. I’ve heard this podcast[1] with Ashraf Eassa, which I recommend listening, but IMO still fails to paint the complete picture. Maybe we’ll only know for sure in a few years.