I'd really like a kind of local dropbox, to make the sending and syncing of files directly from one computer/smartphone to another incredibly easy. I suppose th

I'd really like a kind of local dropbox, to make the sending and syncing of files directly from one computer/smartphone to another incredibly easy. I suppose that's what bluetooth is supposed to do, but 90% of the time I try to use it for that purpose it fails, either because of glitches or lack of speed.