Bluetooth is one of those perfect bits of technology that works so well you barely even notice it. Turn on your Bluetooth headphones and you can start listening to music from your phone or laptop without getting tangled up in wires. Once you've paired your headphones, there's nothing more you need to do; just turn them on and start listening.
Auracast is the Bluetooth broadcast feature you never knew you needed
The ability to broadcast and receive Bluetooth audio has been around for a while, but it's finally taking off.