\<a href="http://www.bbc.co.uk/radio4/history/inourtime/inourtime.shtml"" target="_blank" rel="noopener noreferrer">In Our Time I would say that these have nothing to do with software development, but there was actually a great "Philosophy Bites" on vagueness that touched directly on fuzzy logic (which I think Williamson dismisses too quickly -- I'm not at all sure that the absurdity that he says "follows from fuzzy logic" does, in fact, follow according to the rules of fuzzy logic).