2 hours ago, Jedi samurai said:The difference is the The Others (read a book) are, through almost all the entire story to this point, unseen. Its a looming threat. The Shadowland horde is a very real threat that everyone knows exists, they attack the wall daily etc...
Actually, they don't know it exists. In fact, many clans regularly put down the Crab and claim they are fulfilling a duty that is irrelevant. The resources dedicated to keeping the wall maintained could be better used elsewhere in the empire (huh, sounds familiar).