How about DK just update us on the status of the watch and beta trials, along with a progress report on the pump negotiations which he has promised to do in the last 2 CEO updates. That would put an end to the speculation.
IMO. The functionality of transmitting real-time seems to be the easiest to implement, as it is numerous wearable devices. The real science is in developing the algorithms to measure alertness, which CAT seems to now have.