Benjamin Franklin en “Luck’s a chance, but trouble’s sure …” <p>I saw something online that fueled my natural pessimistic tendencies.&nbsp; It was a story about a University of Texas law student who, on a computer, has developed a <a href="" target="_blank">plastic gun</a> whose parts can apparently can be fabricated using a 3-D printer (did you know there were 3-D printers?) and assembled as a gun that actually fires bullets. Wed, 22 May 2013 22:33:49 +0000 John Mark Dempsey 37529 at “Luck’s a chance, but trouble’s sure …”