Someone encountered a strange bug in iOS that will permanently jack up an iPhone's WiFi. Twitter user Carl Schou tweeted a video showing what happens if you ever try to connect to a router with the SSID "%p%s%s%s%s%n" (below).
https://www.techspot.com/news/90140-strange-ssid-could-permanently-disable-iphone-wifi.html?utm_source=dlvr.it&utm_medium=blogger
https://www.techspot.com/news/90140-strange-ssid-could-permanently-disable-iphone-wifi.html?utm_source=dlvr.it&utm_medium=blogger