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Example
for sound recording
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Simple
entity, may be high, moderate, or low fidelity
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Common,
current media-independent formats, e.g., WAVE-LPCM file,
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Windows
Media Audio (.wma), or MP3
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Security
elements may be embedded in the bitstream
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Other
examples
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Journal
article “published” as PDF file
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Video
program disseminated as MPEG-4 compressed file
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Final
state formats are for items in the marketplace.
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“This
year, we released the song in RealAudio, next
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year
we’ll probably reissue it as encrypted AAC.”
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