Apple iBeacon

Apple announced iBeacon as a feature of iOS 7 at the WWDC in June. Apple has given no details about it and it was only mentioned in the keynote once, but it could have a profound impact on the retail-to-mobile, contextual and in-store shopping experience.
The barrier to entry and long term impact are yet to be experienced. This is especially true when one considers that iBeacons can run for two years on a single coin battery charge, come with an accelerometer, flash memory, a powerful processor and have Bluetooth connectivity. The age of context has barely just begun.  more..