The Holocube is a 9x9x9 LED grid that runs Doom As spotted by Hackster, this cool cube comes to us via OhmBrew. The creator had previously made an 8x8x8 version, but wanted to revisit it and add ...

May 31, 2012 [Dearmash] put together this RGB LED display using triangles for each pixel. It’s an interesting deviation from the traditional grid layout. There are two video demos after the break.

Following on the odd discovery, others chimed in with their own interpretations of what the grid might look like, as well as what it could be used for. So the #HomePod probably has a screen like this.

The personal computers of today are economical with their employ of the humble LED. A modern laptop might have a power LED, and a hard drive indicator if you’re lucky. It was the mainframes o… ...

The JabberMask Deluxe ups things to an 8 x 8 LED grid and a rechargeable battery. And the JabberMask Pro adds emoji support, controlled through an Android and iOS app.