Sometimes downloading open-source software such as FileZilla can be dangerous because the host site adds unwanted applications to the installer; to avoid giving away important information when using a Wi-Fi hotspot, it's a good idea to run a virtual-private network application; in Short Circuits: Microsoft pushes into mobile computing and unreasonable fear that televisions spy on their owners; on the website only Spare Parts takes note of a new NASA photo project, the Drones for Good winners have been announced, and a service you've probably never heard of is about to shut down.