The document discusses how personalized search results and algorithms filter the internet content we see, trapping us in invisible "filter bubbles" that show us a limited selection of information based on our past searches and behaviors. This personalized filtering of content impacts democracy by limiting our exposure to different viewpoints and prioritizing what websites think we want to see rather than what we need to see. The document argues we must see more relevant, important, uncomfortable, and challenging information from other perspectives on the internet.