These days I typically use Ubuntu for my live-boot needs; the repos work just fine on an Ubuntu LiveCD so if I need hex editing, I can do a quick <B>sudo apt-get install ghex</B> and I'm good to go.

Starting at this address, about 90MB of data was copied into a new hex editor window. This is where the recovery hit a snag. Because the SD card was plugged into a Mac before, a bunch of data was ...