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This awesome Raspberry Pi-powered e-Ink conference badge puts a technical spin on the humble name tag

Create a memorable first impression with a tech-savvy e-Ink name badge The e-Ink badge project is open-source and requires some tinkering Use Arduino IDE & GxEPD2 library to control the display ...
Hackaday

Conference Badges Are The Newest Form Of Hardware Art

About four decades ago, many European truck drivers started placing electronic LED badges in their windshields. Most of them were simple; nothing more than an animated heart pierced by an arrow. It ...