Not really.
With so many downloads, the cat is out of the bag. To late for the feds.
Revolt is coming.
Obama fears the most some lone wolf operator coming right out of the blue with a non detectable possibly printed type of weapon and successfully gets near enough to enact bodily harm.
A repeat of Lincolns assassination? Wear the shoes and hat and follow the footsteps of the past you go to the same destination I suppose.
They fear these 3D guns more so than high cap mags apparently which are being 3D printed nationally right this very second.
Every smart guy on the planet now has the plans to build a virtually invisible firearm that will enable him or her to dispose of those who would harm him or her at a distance.
The key is INVISIBLE, not that it's a firearm ~ this cannot be detected except when it's fired.