It&#x27;s a &quot;happy accident&quot; for the content industry, though. Can&#x27;t figure out who fileshared your mp3? Just sue the person running the public WiFi.<p>There have been several attempts to sue Freifunk (basically a public mesh WiFi using tunnelled connections) participants this way too, luckily so far that hasn&#x27;t resulted in a single &quot;victory&quot; yet.