FWIW, I've been extremely happy with my sock being all DWR. I've been out in some pretty strong winds recently, and the DWR breathes, but not as much as untreated would. In some instances, less breathable can be good.
"Civilization is the limitless multiplication of unnecessary necessities." - Mark Twain
“I go to nature to be soothed and healed, and to have my senses put in order.” - John Burroughs