I don't see a single one of these applications actually being possible with this. The thread enables touch sensitivity on clothing; nothing more. There are no temperature sensors, RFID chips, electromagnetic sensors etc.
It's interesting that even Google didn't post a single use case for it...I can't think of one off the top of my head either.
"We developed innovative techniques to attach the conductive yarns to connectors and tiny circuits, no larger than the button on a jacket... LEDs, haptics, and other embedded outputs provide feedback to the user, seamlessly connecting them to the digital world."
It's interesting that even Google didn't post a single use case for it...I can't think of one off the top of my head either.