Worried about being tracked online? With the 3D printed Thero, you can switch your visibility to online trackers on and off at will—even taking it to total blackout level. The 3D printed device has four different levels for online security, and will be released as open source by creators Román Torre and Angeles Angulo, who currently have a research grant to continue their work. Read more at 3DPrint.com: http://3dprint.com/176099/3d-printed...ital-security/