Google may be working on a new way to send files between devices without necessarily relying on the internet. This new feature, called Fast Share, may be intended to compete with Apple's AirDrop. Unlike Android Beam, it involves the instigation of Bluetooth connections.
https://www.notebookcheck.net/Google-is-now-reportedly-piloting-Fast-Share-an-AirDrop-alternative.426765.0.html
Wasn't bluetooth file sharing widely available among Nokia Symbian phones back in 2005? Why do Google and Apple just have to reinvent it?
Because it's much slower? Bluetooth transfer rate barely hitting 1mbps in the real-world scenario.