Act as a tech journalist with 5+ years of experience covering AI and digital trends. Write a 300-word Twitter thread (with 3 key points) and a LinkedIn post (with 1 actionable takeaway) explaining how AI is transforming web search. Use [STATISTICS] from 2023-2024, mention [PLATFORMS] like Google/Bing/Perplexity, and highlight [USE CASES] like voice search or personalized results. Emphasize real-world impact, not just technical jargon.