Who am I to question the best minds of the chronometric dating community? I guess we might find out the answer to what would otherwise be just a rhetorical—ad hominem— response to my intuitive grasp of the issues surrounding the dating of Blombos Cave. Not one, but two honest-to-goodness Physicists have come forward to help yours truly with his 100 kyr old math problem (Fermat’s got nothin’ on me!): Watch this space. And I’ll tackle the lately resurrected claim of blade production in the Middle Palaeolithic of Europe.