The competition, page-392

Have not heard about it. Brainchip were doing something in this field if breath analysing in malaysia they been using something simple dor over a year that you blow into a paper bag though a breathalyser not sure how accurate that is, and they burn the bag, But my question if covid is airbourne the last thing you want is people blowing out the virus unless it can catch 100% of the microscopic particles during the test using machines also if calibration is wrong or faulty can open a can of worms.
Think Saliva based nano technology is best. especially for schools hospitals etc and fast testing.