[–] TrevorSomerville [S] ago
Hmm, it could be power-over-ethernet the circuit has a booster from 3.7V to 15V. The downside is you need a cable. What about WiFi and if you wanted unlimited power just connect a USB cable to the battery? Adding WiFi is definitely doable with about $5 more cost. Your Cell phone already has WiFi though and anything that needs to be sent can be done from an app on your phone to the dPlaque through Bluetooth?
[–] TrevorSomerville [S] ago
Ah ha! What about using Bluetooth Mac addresses to track who is nearby? You can use your friends bluetooth address to show just them a custom message while everyone else sees a different message.
You can also have analytics to see who is coming by your desk when your not around :)
[–] Diogenes_The_Cynic ago
Now thats novel!