I legitimately do not understand what you're getting at.
Society collapses, and you believe people will use cryptocurrency for barter instead of tangibles like water, food, ammunition and/or weapons because people will want to optimize the prices? What are you saying?
that they'll use it for easier reference value and an option, yes
if its easier for you, just imagine that its for the monocle wearing investment bankers that still want to offer intangible services and settlement over a network
Society collapses, and you believe people will use cryptocurrency for barter instead of tangibles like water, food, ammunition and/or weapons because people will want to optimize the prices? What are you saying?