1.) People (who use them) will happily tell you that each of those are the 'best' choices in their respective fields. People say 'C is best for systems programm

1.) People (who use them) will happily tell you that each of those are the 'best' choices in their respective fields. People say 'C is best for systems programming', that I worded it more weakly is irrelevant. 2.) Lisp has been in use in AI, since before the birth of AI. It is still used in AI, and there has been plenty of success with it. There is plenty of 'constant conjunction' (to borrow the causative definition from Hume), associated with Lisp and AI. Acting as if his use of Lisp couldn't have given him an advantage in an AI contest is pretty much the ultimate lisp denial-ism.