We've already seen one of Friedman's greatest (in terms of influence) disciples -- Greenspan -- openly question whether his faith in "proven" economics was well

We've already seen one of Friedman's greatest (in terms of influence) disciples -- Greenspan -- openly question whether his faith in "proven" economics was well-founded. One wonders what Friedman would've thought if he'd lived longer. (my money is on "he'd have found some way to blame someone else and claim he was still right", but one can hope)