SASless,
which part of:
"...combination of
the nose-high attitude, low airspeed, high rate of descent
and high power placed the helicopter in a vortex -ring state entry condition (VRS) ..."
don't you understand you rigid old bugger.
What you are falling back on/legitimising/ mitigating, can be taken to the nnnnth degree and you could say that the immediate cause of death was lack of oxygen to the body due to the inability to breath FFS
Are you contesting the AAIB now with all your 12000 posts???? Take a holiday.