What you quoted was not a conclusion, it was the statement of a problem. Two options for solving the problem were presented very soon afterwards, and there was

What you quoted was not a conclusion, it was the statement of a problem. Two options for solving the problem were presented very soon afterwards, and there was a claim that both present contradictions which create difficulties. It was very clear. > yet it isn't nullifying completely the utility of such documents. I don't think that anyone is claiming the absolute uselessness of any means of identifying anyone for any purpose, so "complete nullification" shouldn't be the standard. The standard should at least be "more benefit than cost."