This document discusses how technology and various techniques can help improve brain function, particularly for those with ADHD. It describes hacks and upgrades that can be used, such as reducing visual and auditory distractions, spaced repetition for learning, meditation, brain games, neurofeedback and ensuring proper sleep, nutrition and exercise. Specific techniques that helped the author included Vipassana meditation, Brain Gym exercises, interactive metronome training and integrated listening systems. Foundational practices like managing stress, having strong relationships and finding purpose and play were also emphasized.