Not really audio related in the strictest of senses, but since an iphone is a fairly handy multimedia device, I figured this saga was blogworthy.
In short, I bricked an iphone whyile trying to install the 3rd party App Installer using the excellent program Ziphone. Had to crawl through tonnes of ill described articles and many juvenile youtube "how-to" guides.
I'm linking to the article that worked for me . I also found the following youtube useful to follow along in real time when trying to get the phone into DFU mode (timing is critical)