Netflix is an American provider of on-demand internet streaming media available in North and South America, parts of Europe, and Asia. It began as a DVD rental service in 1997 and launched streaming in 2007. Netflix now has over 40 million subscribers worldwide and a large library of movies and TV shows. It collects extensive customer data to personalize recommendations and has strong brand recognition due to its original content like House of Cards. While competitors like Amazon offer lower prices or more content, Netflix remains a leader in online video streaming through its personalized user experience.