#28 AMAZON KEY

A smart security system that lets people into your house when you’re not there. No, this isn’t our very own Black Mirror episode pitch, but the premise of Amazon’s new Key service. Recently launched in the US, it’s available free of charge to anyone with a Prime subscription, but you’ll need to purchase Amazon’s keyless door lock and Cloud Cam to start using it.

With the devices installed, an Amazon courier can wander into your home with your package in hand simply by scanning in its barcode. After an encrypted authentication process to confirm the driver is at the right address at the right time, your door unlocks and the camera will start recording. This way you’re able to keep an eye on the stream and ensure your big ol’ wall-mounted telly doesn’t mysteriously vanish.

It’s pretty easy to understand the appeal. How many times has a quick dash to the corner shop resulted in you missing