Long-term preservation of digital information calls for a solution that does not require continual human intervention every time formats, software, hardware, document types, or record-keeping practices change. The approach must be extensible, and it must handle current and future documents of unknown types in a uniform way.
Christina Casten, senior technologist in EMC’s Office of the CTO and co-chair of SNIA’s XAM Initiative, explains the eXtensible Access Method specification that is under development by SNIA.  

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