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Degree
to which the format is already used by the primary
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creators,
disseminators, or users of information resources.
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This
includes use as a master format, for delivery to end
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users,
and as a means of interchange between systems.
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If a
format is widely adopted, it is less likely to become
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obsolete
rapidly, and tools for migration and emulation are
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more
likely to emerge from industry without specific
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investment
by archival institutions.
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Examples:
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PDF
text format very widely used
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Microsoft
eBook Reader not widely used
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