Australia will update its latitude and longitude after moving 1.5m
&gt;Self-driving cars, for example, must have infinitesimally precise location data to avoid accidents.<p>I&#x27;m sure surveyors, machinists, and physicists would be interested in how &quot;infinitesimal&quot; location data can be obtained. This article doesn&#x27;t really spell out what is going on. Did Australia use some other datum than WGS84 and now they changed it?