And they haven&#x27;t even tracked down the location of the source as well as it sounds. They detected a burst, and found a fading radio source in that field of view, but there&#x27;s a decent chance (&lt;6% or &lt;0.1%, depending on which of their estimates you prefer) that it&#x27;s just coincidence.<p>Alas, if it&#x27;s just coincidence, the rest of the (beautiful!) paper falls apart.