This document discusses the emerging technology of 3D printing and whether regulation is coming. It notes that 3D printing offers opportunities in areas like manufacturing and healthcare but also challenges regarding intellectual property, safety standards, and controlling access to dangerous items like guns. While some regulators have concerns, the technology also has supporters in the European Commission and among innovators. The document concludes that regulation is coming within the next 1-2 years, but the specifics will depend on how the technology develops and which concerns gain prominence.