If you were planning on picking up a sturdy switchblade or gravity knife from one of the Home Depots in NYC for your next home improvement project, or because you wanted to stab someone, you should note that they’re no longer available. That’s because last week, the Manhattan District Attorney’s office persuaded that store and 13 other retailers to stop selling such knives. They’re generally illegal in New York, and the retailers have agreed to surrender their inventory and forfeit any profits they made from illegal knife sales over the past four years. [More]