Two years ago, Matthew Achariam decided he wanted to create a “tangible” electronics project. He came up with the idea of showing notifications via a cube of LEDs. He hooked the LEDs up to a Raspberry Pi, added a wi-fi dongle and then surrounded the whole thing in a diffusion cube of plexiglass. He finished up with something which is part-functional, part-artwork. Read about the build here and see it in action below: