Facing the Forgetting Curve discusses how memory works and how the internet is changing how people learn and remember information. It notes that memory fades quickly according to the forgetting curve, with most information being forgotten within a week. However, people are now relying more on the internet to store and access information, rather than their own memory. This represents a paradigm shift in how the brain is trained to learn and solve problems. The document suggests that training content needs to adapt to this new context through personalized, micro-session, augmented reality approaches to remain effective.