Live now: our Search & Retrieval Track from AI Engineer World's Fair 2026. A thirty year old scoring function that never changed, a perfect search engine that would cost ten million dollars a query, and the year machines start searching more than people do. Thesis: the searcher changed before the search engine did. https://youtube.com/watch?v=IN-rb-9WmiY&… - Pinecone 2.0: @edoliberty, Pinecone - The unreasonable effectiveness of BM25 for agentic…