In fact, New Zealand companies like Rako, for example, have developed a wonderfully effective and efficient saliva test for COVID-19, which, despite the reservations of this Government—which recently reports that they've conducted only 15 tests with this wonderful Rako saliva test that the US military and various other organisations are using. In fact, New Zealand, of all places, probably has the technological capability to develop oral saliva testing for impairment. So let's trust those scientists, but we do need to collect the data. It does need to be reported back. 