This cheap DIY cable can trigger a laptop to self-destruct if it’s snatched by a thief, but there’s a caveat.
Most people are familiar with the concept of a dead man’s switch that, for example, activates the emergency brake should a London Underground train driver become incapacitated. There are many different technologies across multiple machines from the trains mentioned above right through to chainsaws. Unsurprisingly, laptop computers haven’t been on the list until now.
