Some are users who are desperate because they’ve lost their data, and others are maintenance technicians who aren’t specialized in data recovery, but all face situations when every attempt to recover their data or their clients’ data failed. Some don’t put up with the fact that they were absent-minded enough to invert the polarity when connecting the HD power cable, others keep looking at the dark screen, thinking at how could that happened: the night before the PC was turned off as usual after having worked all day long without a single crash and, when turned on in the morning, the HD is solemnly ignored during setup, the computer doesn’t boot, and the worst: no backup has been done!