Last week marked a major moment in U.S. switchblade law when the U.S. Court of Appeals Fifth Circuit, in reviewing a Knife Rights case (Knight Rights, Inc. vs. Blanche), ruled that section 1242 of the Federal Switchblade Act was unconstitutional. Section 1242 places heavy regulations on the manufacture, distribution, and transportation of automatic knives – as many would-be auto owners know all too well. The ruling concerns not only section 1242, but how it pertains to the Second Amendment. Essentially, the Fifth Circuit determined that automatic knives fell under the term of “Arms” in that amendment, and thus must have…