Spam is the largest risk to natural search engines like yahoo, whose target is to supply high quality search engine results for search phrases or phrases entered by their end users. Google's PageRank algorithm update ("BigDaddy") in February 2006—the ultimate phase of Google's significant update ("Jagger") that started in mid-summer https://kameronutomj.thechapblog.com/32002522/the-free-tool-diaries