Here are a couple of comments about the article “3D Printing: IP Vulnerability and Information Technology”, which are directly related to the EU research project DiDIY (Digital DIY) in which I am participating these days. In my opinion, THE most relevant paragraph of that article, the one that should receive more attention, is this:“It may also become more difficult to secure digital blueprints within the supply chain and companies who believe they will never give their suppliers or customers digital blueprints may be living in a fool’s paradise.