Unverified60% confidenceEventExact time
In 2011, Google launched the Panda algorithm, which penalized low-quality pages by evaluating behavioral signals such as content uniqueness, user dwell time, and bounce rate, dealing a severe blow to first-generation content farms
2
Sources
60%
Confidence
Long-term
Relevance
7/7/2026
First Seen
Sources
AI谣言如何"杀死"金·凯瑞：搜索时代的信任危机
hackernewshackernews7/4/2026
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