Explore the world of digital forensics and cybercrime investigation in this 43-minute conference talk from GrrCon 2016. Delve into various tracking techniques, from USB hacks and theft recovery to mobile security and data mining. Learn about the Cards Exchange Principle, ethical implications of digital surveillance, and real-world case studies involving stolen cameras and laptops. Discover how to leverage tools like Apple Script, Flickr API, and Exif data for investigative purposes. Gain insights into the creation of "crazy walls" for visualizing complex cases and understand the evolving landscape of predator-to-prey tracking in the digital age.