There is a scene in season two of HBO's initially well-regarded science fiction series Westworld—the story eventually became too confusing for even die-hard fans—in which most of the attendees at a fancy party are simultaneously revealed to be robots. The human guests are dumbfounded, having been fooled by the ruse. This is just one example of a common science fiction trope: a large number of people being revealed as robots, or aliens, or clones.
From the perspective of many political conservatives who are active on social media, last weekend felt a little like that.