Reference entries (12)
- reference Google has been NARROWING rich-result features — FAQ rich results deprecated May 7, 2026; seven types retired June 2025
- reference Google "Query Deserves Freshness" + 2024 leaked Content API documentation — recency is a CONDITIONAL ranking factor (strongest for time-sensitive queries; substantive updates only)
- reference The recurring pattern: every major Google shift changed what got surfaced; early adapters captured the new surface, laggards lost the old one — and the pattern is repeating now with AI answers
- reference Helpful Content Update (August 18, 2022) + E-E-A-T extra "E" for Experience (December 2022) + folded into core (March 2024); Google said the changes aimed to cut low-quality unoriginal content by 45%
- reference Machine-learned language understanding in ranking: RankBrain (confirmed October 2015), BERT (October 2019, ~10% of English queries), MUM (announced 2021)
- reference Mobilegeddon (April 21, 2015) — mobile-friendly pages boosted in *mobile* search results; ranking effect modest but successful as a forcing function for responsive design
- reference Hummingbird (announced September 26, 2013) — near-total rewrite of the core algorithm; shifted from keyword matching to query-intent understanding; affected ~90% of searches
- reference Penguin update launched April 24, 2012 — targeted manipulative link schemes (paid links, link farms, over-optimised anchors); affected ~3.1% of English queries
- reference Panda update — first rolled out February 24, 2011; targeted thin/duplicate/low-value content; affected 11.8% of US English queries
- reference Pigeon update (July 24, 2014) — tied local algorithm to core web-ranking signals; credited with shrinking the local results from 7-pack to 3-pack
- reference Florida update (November 16, 2003) — first major organic algorithm shake-up; wiped out keyword-stuffing, link-farm, thin-affiliate tactics
- reference Research brief: How businesses got found on the web — a then→now timeline (Google-focused, SMB lens, June 2026)
