Explore the evolving landscape of data collection and analysis in this 31-minute video from the series "Taking Control of Your Personal Data." Discover how unprecedented levels of personal information sharing have created both opportunities and risks in the digital age. Examine topics such as surreptitious data collection, AI algorithms, machine learning models, and the surprising connections revealed by social media likes. Learn about the concept of homophily in algorithms, the impossibility of hiding from social media algorithms, and the ethical concerns surrounding big data usage. Gain valuable insights into staying safe online and understanding the far-reaching implications of your digital footprint.