The "royal we" (use of plural pronoun to denote oneself) is at least as old as "Beowulf" (c.725); use by writers to establish an impersonal style is also from Old English; it was especially common 19c. in unsigned editorials, to suggest staff consensus, and was lampooned as such at least since 1853 (see wegotism).We are undergoing a managed transition
Or as Tonto proclaimed when asked by the Lone Ranger(while surrounded by Indians) " what are we going to do Tonto?" replied "WHAT DO YOU MEAN WE WHITE MAN?"