My Ultra 64gb card seems to have died.

@grossalaud wrote:

Wow … so many ppl with this problem… and no real solution to recover data

  

That’s why professional data recovery services exist in the 1st place. The same thing used to be true when computer hard drives had a high failure rate. The common advice was, “Back-up often, because it’s not a matter of IF your hard drive will fail, but WHEN.”

The same advice is still relevant.