*But figuring out the glass's temp is non-trivial.* Not really. Many windshields...

		CamperBob2 on Aug 11, 2019 \| parent \| context \| favorite \| on: US Navy will replace touchscreen with mechanical c... But figuring out the glass's temp is non-trivial. Not really. Many windshields already have elements embedded in them like the ultra-thin wire used for the AM radio antenna. Sensing temperature via the resistance of a wire like that is about as trivial as it gets.