seamus:/media.w3.org/2008/10# ogginfo tpac2008-session01.oga 
Processing file "tpac2008-session01.oga"...

New logical stream (#1, serial: 7824ab90): type vorbis
Vorbis headers parsed for stream 1, information follows...
Version: 0
Vendor: Xiph.Org libVorbis I 20070622
Channels: 1
Rate: 44100

Nominal bitrate: 80.000000 kb/s
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User comments section follows...
	location=Mandelieu-La Napoule (France)
	date=2008-10-22
	copyright=Copyright W3C (MIT, ERCIM, Keio) http://www.w3.org/Consortium/Legal/ipr-notice#Copyright
	contact=web-human@w3.org
	license=http://www.w3.org/Consortium/Legal/copyright-documents
	artist=Tim Berners-Lee, W3C Director
	tracknumber=1
	album=Technical Plenary Day 2008
	title=Session 1: Opening Keynote: "Cleaning up the Web"
Vorbis stream 1:
	Total data length: 14146138 bytes
	Playback length: 28m:01.424s
	Average bitrate: 67.305505 kb/s
Logical stream 1 ended