> I replied to "It sounds like 64 bit processors were at people's homes by the time The Mamas
> and the Papas were still on the road...". I agree that now 20+ years after, 64-bit is the norm.

Then you seem to have missed the actual question: "Or is it that his phrase ends up forty years later that it starts?", where the answer would simply be: Yes, it does (with the small correction that it's rather twenty years, not forty) :-)