according to the techcrunch article [1] the announcement was pretty light on details. Google invited reporters to a little birthday party and said "oh, yeah, w

according to the techcrunch article [1] the announcement was pretty light on details. Google invited reporters to a little birthday party and said "oh, yeah, we totally overhauled our search algo the other day". [1]http://techcrunch.com/2013/09/26/google-recently-made-a-silent-shift-to-a-new-search-algorithm-hummingbird/ http://techcrunch.com/2013/09/26/google-recently-made-a-sile...