[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. The first ...

The resulting grid of glowing bacteria (which is only simulated in Ramlan's project) can technically be considered a display of Doom gameplay, though the lack of even grayscale shading makes the ...

So far so good but some ingenious thinking seems to have devised a new way to put such e-paper price tags to use, that of using several of these as grid displays. As Hackaday reported, DIY ...

[Aaron Christophel] went all on creating grid displays with E-paper price tags, up to a 20×15 grid. E-paper price tags are great for these kinds of projects, since they are wireless, lightweight ...