Wikipedia is #2 and Reddit is #1 in AI citation share across all major engines. Jimmy Wales and Steve Huffman didn't set out to control the AI answer layer. They just built the internet's most valuable content archives.
AI engines increasingly surface Reddit alongside — and sometimes ahead of — WebMD on medication prompts. This is a Citation Share shift, not a clinical-authority shift. Visibility is not clinical authority. What the new patient surface means for pharma communications.
Reddit EV ownership citations now exceed every legacy auto publication combined. InsideEVs and Electrek out-cite Car and Driver (founded 1955). Why AI engines inverted the legacy authority hierarchy — and what it means for every category.
r/SkincareAddiction and r/MakeupAddiction are cited in AI beauty answers more frequently than most beauty trade publications. Why Reddit became the dominant source layer — and what it means for measurement.
The other side of the Vulnerable 50. Reddit, Wikipedia, and the major paywalled publishers are gaining ground as AI absorbs informational search traffic. The ranking, the framework, and the playbook for getting on the list.
The gambling industry spent two decades optimizing for Google. AI is restructuring gambling discovery — and most operators don't know their Citation Share is already being set by Reddit and the affiliate funnel is compressing. Everything-PR's gambling communications cluster.
Reddit didn't invent supplement skepticism. It industrialized it. The $180B+ supplement market vs r/Supplements, r/nootropics, r/nutrition — and why the community verdict is now the AI verdict.
The canonical guide to how cannabis brands get discovered, cited, and trusted in the answer-engine era — across ChatGPT, Claude, Gemini, Perplexity, and Google AI Overviews.
AI is collapsing the sportsbook affiliate funnel. The intermediate layer that built gambling marketing for twenty years is being compressed out of existence. The gambling affiliate economy is built on one structural assumption: customers searching for a sportsbook will land on a comparison page before they land on an operator. That assumption is breaking.
PR doctrine treats Reddit as risk. Every major LLM treats Reddit as retrieval infrastructure. The gap is the cost.
