The fact that the game was equally foreign to almost all American children was considered another point in its favour by the social levelers who pushed association football in the U.S. in the 1970s—not only would the games be more likely to end in ties, the fact that none of the children knew the game and few had developed any of the important skills of the game made it additionally attractive to those who wished to put all the children on the same level.
More of a historical accident, than anything . . . but still.
I am convinced that College Football overtime rules are part of a global communist conspiracy.