Have you done even a minimal amount of homework to see if this question has been asked before? Here are a few discussions:<p>* <a href="http://news.ycombinator.com/item?id=4058492" rel="nofollow">http://news.ycombinator.com/item?id=4058492</a><p>* <a href="http://news.ycombinator.com/item?id=3251877" rel="nofollow">http://news.ycombinator.com/item?id=3251877</a><p>* <a href="http://news.ycombinator.com/item?id=3703024" rel="nofollow">http://news.ycombinator.com/item?id=3703024</a><p>The question has been discussed several times:<p><a href="http://www.hnsearch.com/search#request/all&q=title%3A%28submit+time%29&start=0" rel="nofollow">http://www.hnsearch.com/search#request/all&q=title%3A%28...</a>