good points. and to expand on that I'd say a good percentage of HN posts/comments are a case of "newbs/young rediscovering/reinventing what us older folks figur

good points. and to expand on that I'd say a good percentage of HN posts/comments are a case of "newbs/young rediscovering/reinventing what us older folks figured out long ago, ad nauseum." The older I get I have to sigh and skip over more and more of what's on HN.