We can glean some info from the videos posted to Twitter. The receiver is a big bulky cover around the phone- no way that will fit in my pocket. The transmitt

We can glean some info from the videos posted to Twitter. The receiver is a big bulky cover around the phone- no way that will fit in my pocket. The transmitters are the size of a microwave oven. Notice that she is very careful to hold the phone so as to maximize the area that is exposed to ultrasound. There doesn't seem to be any tracking at work. At the end of the day, after 5+ years and $25M+ spent ubeam is still quite far away from a viable consumer product. It would kill Meredith Perry to admit it, but the naysayers were right about the viability of this technology. At some point you've just got to cut your losses and move on.