Explore the future of human-computer interaction in this comprehensive talk on brain-machine interfaces. Delve into the biological, technical, and ethical challenges of high-bandwidth direct brain communication, moving beyond traditional interfaces like touchscreens and keyboards. Learn about various recording techniques, from non-invasive EEG to invasive microelectrode arrays, and understand the current engineering challenges in the field. Discover why increasing the bandwidth of our interaction with computers is crucial in the Information Age and gain insights into cutting-edge technologies like Neuralink. Examine the workflow, complications, and adaptive nature of the brain in relation to these interfaces. Consider the implications of Moore's Law, funding, and accelerated lifetime testing in this emerging field. By the end of this talk, acquire a foundational understanding of brain-machine interfaces and their potential to revolutionize our digital interactions.