Nor do experiments exist that demonstrate the power of natural selection to make irreducibly complex biochemical systems, either directly or indirectly–proclamations of the National Academy notwithstanding.
He is perfectly right on this point. There is no experiment able to produce irreducible complex systems as those doesn’t exist 🙂
I suppose he wanted to say that: no experiments exists that demonstrate the power of random mutations and natural selection to make what he calls irreducibly complex biochemical systems.
I discussed the point at Variations