We on the moron end of the spectrum need some margins for when things do not go as planned.
P-A-C-E Primary, Alternate, Contingency, Emergency or rather some of that "moronic" military schidt.
I own two FF down bags and a JRB down quilt to go with my synthetic stuff. If I'm ever fortunate enough for a pilot to drop me off on an Alaskan beach again, I'll have a synthetic bag.
