[whatgoodisaroad]

I'm going to pedantically nitpick the title, but surely "3D" should apply to "print" rather than "guns". Printing 2d guns isn't a big deal.

[mbil]

Imagine a paper cut at 370 m/s

[DigitalJack]

That is the stuff of nightmares.

[dang]

As far as pedantic nitpicks go, that's actually pretty good. We changed the title.

[0xdeadbeefbabe]

At the right angle the problem completely disappears.