[Q] Factory Reset phone - can I recover files and if so, with what?

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http://forum.xda-developers.com – I know this question has come up in the past but I haven't found specific details. I just got a new Droid 4. Assuming stupidly that my SMS messages were being backed up to my SD card, I wiped my other phone. Five minutes later, I realized that my SMS messages were actually stored on my internal storage on my newly minted Droid 4. I know it's possible to get it back with an app that can view the filesystems of the Droid and do a real deep look at it. I'm sure it's recoverable through software like GetDataBack or something that is similar to that. So my questions: 1) What is the fil (HowTos)