Speaker ‘Stun Gun’ Aims To Combat China’s Dancing Grannies

One of the more popular social activities in China is group dancing in public squares. Often the pastime of many middle-aged and older women, participants are colloquially referred to as “dan…

Arduino Compatible IR Blaster Keeps TVs At Bay

The TV-B-Gone is a well known piece of kit in hacker circles: just point it at a noisy TV in a public space, hit the button, and one of the hundreds of IR remote codes for “Power Off” t…