That information is already out there on the internet. But if publication had gone ahead it would have immediately become a lot easier to download the plans for the weapons. And with the quality of 3D-printers rapidly rising - and their cost falling equally as fast - that worries a lot of people. Not just gun control activists.
Despite this week's court order, it's a problem that isn't going away. Is public safety more important than freedom of information?
Presenter: Peter Dobbie | Guests: Paul Barrett - New York University Stern Centre for Business & Human Rights; Iain Overton - Executive Director, Action on Armed Violence; Richard Feldman -Former Regional Political Director, National Rifle Association
