Hacker News on 20 April 2016

• Almost Nothing About the ‘Apple Harvests Gold from iPhones’ Story Is True
• Arduino in the size of a AA battery
• Let's Kill All the Mosquitoes
• Git Tips
• Canada to introduce legislation to legalize recreational cannabis
• Curious Link Between the Fly-By Anomaly and the “Impossible” EmDrive Thruster
• Detecting the use of “curl – bash” server side
• Off the Grid
• Open Source Project – View 689 Salaries Posted on Hacker News, Share Yours
• Got a Hot Seller on Amazon? Prepare for Amazon to Make One Too