Was this ill-fated expedition the end of a proud, old race--or the beginning of a new one? There are strange gaps in our records of the past. We find traces of man-like things--but, suddenly, man appears, far too much developed to be the "next step" in a well-linked chain of evolutionary evidence. Perhaps something like the events of this story furnishes the answer to the riddle.
What is a "phony"? Someone who believes he can do X, when he can't, however sincerely he believes it? Or someone who can do X, believes he can't, and believes he is pretending he can?
It would, of course, take a trio of Ivory Tower scientists to conceive of tracking down that statistical entity, the Common Man, and testing out an idea on him. And only the Ivory Tower type would predict that egregiously wrongly!
In one place, a descendant of the Vikings rode a ship such as Lief never dreamed of; from another, one of the descendants of the Caesars, and here an Apache rode a steed such as never roamed the plains. But they were warriors all.
In the future, we may discover new planets; our ships may rocket to new worlds; robots may be smarter than people. But we'll still have slick characters willing and able to turn a fast buck--even though they have to be smarter than Einstein to do it.