Consider This
The original vision for the public Internet that some may assume still applies was that of an open commons of free information exchange on the World Wide Web. As personal expression became further possible through popular hosting services, that expression became a reality for increasing numbers of people who at the time didn’t have and …
Continue reading “The Need for a Common Internet Infrastructure”
Book Review: The Tech Coup: How to Save Democracy from Silicon Valley by Marietje Schaake The lives of most people worldwide are dominated by information technology in an inescapable way—even the poorest people (or perhaps especially the poorest people) need their smart phones to survive. Beyond just the end devices, the back end processing and …
Book review: Building a Sustainable Home: Practical Green Design Choices for Your Health, Wealth, and Soul by Melissa Rappaport Schifman The point at which current methods of housing construction are no longer sustainable is clearly in view—it’s actually been within sight for some time. In this book Melissa Rappaport Schifman describes her actual experiences in …
This is the fourth of four articles to suggest solutions to the problems that would be caused on Earth from the loss of satellite services. I briefly describe the situation in a previous posting at Impending Space Junk Disaster. This article discusses the use of lesser known terrestrial communications systems to provide connectivity to replace …
Continue reading “Lesser Known Terrestrial Communications Means (4 of 4)”
This is the third of four articles to suggest solutions to the problems that would be caused on Earth from the loss of satellite services. I briefly describe the situation in a previous posting at Impending Space Junk Disaster. This article discusses the use of terrestrial microwave to provide connectivity to replace that which is …
Continue reading “Revisiting Terrestrial Microwave (3 of 4)”
This is the second of four articles to suggest solutions to the problems that would be caused on Earth from the loss of satellite services. I briefly describe the situation in a previous posting at Impending Space Junk Disaster. This article discusses the use of High Frequency (HF) radio to provide connectivity to replace that …
Continue reading “HF Radio to Mitigate Loss of Satellites (2 of 4)”
This is the first of four articles to suggest solutions to the problems that would be caused on Earth from the loss of satellite services. I briefly describe the situation in a previous posting at Impending Space Junk Disaster. This article discusses the use of mesh networks to provide connectivity to replace that which is …
Continue reading “Mesh Networks to Mitigate Loss of Satellites (1 of 4)”
Using SSH (Secure Shell) with crypto keys can be a pull your hair out exercise in frustration—not only is the discussion on the Internet sometimes more snooty than helpful, some of the advice is outright wrong and in following it you can disable your system. The points below should get you to workable SSH connections …
Houston (and the rest of the world), we have a problem with space junk. This is beyond the issue of the orbital space around Earth looking increasingly like the proverbial teenager’s closet—the growing manifestation of the Kessler Syndrome is a recognized risk to operational space platforms, in addition to a serious threat to human life …
Camera enclosures for outdoor use require associated mechanical pan and tilt equipment if the camera is needed for anything further than just general area coverage. Not only do these mechanical devices take critical seconds to slew to position, they also require regular maintenance. What if the pan and tilt functions could be done purely electronically, …