OMGee Whiz! I love science and technology and food so much that, actually *nerd-guffaw*, I’m finding this more exciting than the prospect of hover-boards from Back To The Future.
The first “Olfactory Tweet” has been sent, i.e. sending smells to someone in another physical location!!
Read all about it at Edible Geography.
Slightly lower tech but possibly more accessible until odour-transmitting phones become same ol’-same ol’ is this SCENTSATIONAL app from Kraft:
Scented phone cases do not count.