It's not often that you find yourself staring at code that few people have ever seen, code that was an important part in bringing down the apartheid system in South Africa, and code that was used for secure communication using one-time pads smuggled into South Africa by a flight attendant on floppy disks. But I found myself doing that one morning recently after having helped decrypt a 30 year old PKZIP file whose password had long been forgotten.| John Graham-Cumming's blog
Many large concerts feature wristbands that light up on command. They are used to produce varied visual effects across a stadium. One company that makes these is PixMob. Their controllable, illuminated wristbands are currently being used as part of Taylor Swift's Eras Tour. A short Wired article here gives some details and here's a video from the Wall Street Journal:| John Graham-Cumming's blog
On Saturday March 22 Charles County Public Schools once | Charles County Archaeological Society of Maryland, Inc