The document discusses how web search is changing from a focus on traditional web pages to a more personalized experience that incorporates various types of content from across the internet. Search engines are expanding what they index to include knowledge graphs, images, news, and social media content. They also want search to be personalized to each individual user based on social connections and past search history. This has resulted in issues like filter bubbles and a lack of transparency around what sources are considered authoritative. The document advocates for individuals to become more active online by contributing and curating content across various social platforms and services to establish expertise and guide others.