Keith seems to be immune to this and prefers to either selectively quote scooped up bits that fit a decided line of thought, or invent them when they don't

Not true.
I was unable to find any sources at all that support your view that Stalin might not be culpable.
You have also failed to produce any such.

What I pasted in were just typical examples of what historians say about it.

I could easily produce more.
You have yet to produce anything.