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> Sometimes I wonder how old 'news' can be and still climb up to the top of HN. Is there somewhere a search engine which can tell the author if something was on HN already?

What value is there to the people who are finding this content interesting today in rejecting it because some other subset of the HN community saw it at some arbitrarily distant time in the past?

Reposted interesting technical content beats the hell out of Boring industry naval-gazing news story #82795 and Android vs Apple "news" intended to provoke a fanbo flamewar thread #762483101.

If you're spending so much time on HN that you not only recognize reposts but that you see them so often it bothers you enough to complain in the comments, consider doing something more productive with your time.

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