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Hard drives
are not perfect, although they are amazing example of mechanical engineering combined with electronics. Physical damage can easily occur since these hard disks are spinning at such high speeds such as 5400 RPM (Rotations per minute). It can also happen because of user’s carelessness. The smallest interference while in use can cause damage in certain areas. Though the hard drive manufacturers incorporate several features to prevent the likelihood of a critical hard drive failure, they are not 100% effective. Sadly, physical damage is not the only reason why you may need to attempt hard drive data recovery. Many people accidentally wipe out their hard drives because they are not sure what they are doing. In addition, some badly written programs, viruses and poor maintenance of disk drive can damage the data on the hard drive.