The document discusses Marshall McLuhan's view that new technologies constitute "collective surgery" on society with little regard for consequences, and that while the area of direct impact may be numb, it is the entire social system that changes. It provides context on how email, patient portals, and other digital media are used differently in medicine today, with patients now producing their own medical records, participating in decisions, and researching information. Factors driving this change include government financial incentives for adoption of digital health records.