Penguin 2.0

Google continues its effort to reduce web spam.

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This POV explores the changes in Google's Penguin 2 update - originally released May 22, 2013.

On May 22, Google made another significant effort to deter manipulative link building practices when it made the fourth revision to its Penguin Update – an algorithm change that devalues and penalizes these practices. Referred to as Penguin 2.0, this algorithm update affects approximately 2.3% of English queries, which is less than the original Penguin update (3.1%), but significantly greater than previous refreshes (0.3%)

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