As our children are developing into ever more sophisticated and rational human beings, we are degenerating – devolving into shadowy cave-people, with heightened reflexes but incapable of forming a complete sentence or retaining a memory for more than 15 seconds. No. Complete. Sentence. Ungh! But! We can catch a glass jar tipped by a toddler as it hurtles its way to the ground. Me kung-fu cave dad.