POVs

Penguin 2.0

Google continues its effort to reduce web spam.

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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