In the before-times, back when we could have in-person Hackaday Supercons, there was always the problem of the badge. Making a few hundred small electronic thingies, for a smart but broad range of … ...

The badges include a Near Field Communications (NFC) antennae -- that's what swaps the data when two badges are "bumped." The contact information you collect can then be synced with a conference ...

It's an e-ink display powered by a Raspberry Pi RP2040, which you can set up as a cool name tag to show everyone you meet at your next conference. Once you're done, you can probably adapt this ...

I’m wondering if future educator meetings should leave job titles off the attendee conference badge? Here at #ELI2016 the barriers between faculty and non-faculty, senior leader and hands-on ...