I recently bought a new and faster Micro SD card for my Epic 4G. I tried to copy the files on my old Micro SD card over through my Windows computer; however Windows Explorer failed. I have a number of applications installed on my SD and Windows was just not happy with .gz format files, etc.  A number of back up and cloning utilities were suggested at various forums; the one that I found be the best, in terms of small footprint and ease of use, is the HDD Raw Copy tool from HDD Guru. It i...