It looks like it lets you send very low-information signals that allows you to ping, check status for, and navigate to other device-holders you are paired with.

It looks like it lets you send very low-information signals that allows you to ping, check status for, and navigate to other device-holders you are paired with. It seems interesting, but I think it could use smartphone pairing and chat capabilities to actually get off the ground. Also, for a device intended for festivals, fall is a poor release date. Most of the year's festivals will be concluded.