Just FYI, if you have flash going out, you can pull the flash ic, dump it, then reflash to new one and then solder back in.
From what I can tell the flash isn't written very often, mostly it's just logs, and it's filesystem i think uses wear-leveling.
From what I can tell the flash isn't written very often, mostly it's just logs, and it's filesystem i think uses wear-leveling.