The BBC reports Royal Academy of Engineering concerns that the UK is dangerously over-reliant on satellite-navigation signals. A cascade of failures could result from man-made causes, such as deliberate jamming, and natural hazards, such as solar activity: “Use of space-borne positioning and timing data is now widespread, in everything from freight movement to synchronisation of computer networks. The academy fears that too many applications have little or no back-up. …There is a growing interdependence between systems that people think are backing each other up. And it might well be that if a number these systems fail simultaneously, it will cause commercial damage or…loss of life.”
Compared to people who took a placebo, the brains of those who took caffeine pills had a temporarily smaller gray matter volume.
“It is more human to laugh at life than to lament it.”
Out of sight, but not out of mind.
Entrenched business wisdom says that community-led economic systems are pure fantasy. Douglas Rushkoff disagrees.