Cordian,s position is about  ecomonics,"South Beach"anyone.
CHD is a glucose/insulin impairment=autoimmune disorder.
Reducing G/I and increasing EFA,s and ketone,s with diet,calorie
resriction or interrmitted fasting has halted and reversed this and
cancer,etc.
That grass fed animals are low fat(NZ lamb saddle,anyone).
That I would chew on 8pds of muscle meat rather than 1pd of fat
is insane.
 Hunting mammouth, bear, hippo and horse =high fat.