Podcasting 101 Markus Völter  [email_address] www.voelter.de
Markus Völter Independent  Coach, Consultant, Trainer, Developer…
…  for software architecture, model-driven development, middleware …  and podcasting  
Why do  I  a talk about  Podcasting ?
Founder and Editor of
software engineering radio Team Alexander Schmid Arno Haase Bernd Kolb Eberhard Wolff Michael Kircher Markus Voelter
software engineering radio Example Topics  Software Architecture Error Handling Concurrency Remoting Ruby Patterns …
software engineering radio Example Interviews  Eric Evans Doug Schmidt Michael Stal Gregor Kiczales Frank Buschmann …
software engineering radio Since January 2006 Every 10 days www.se-radio.net
About Podcasts
Podcasting
Democratizing Radio The Long Tail if you have worldwide distribution,  even the smallest niche topic will find  a sizable ...
Podcasting is the concept of  downloading  various forms of  longer-form online audio programs  in the form of digital aud...
Podcasting? iPod + Broadcasting Podcasting!
Podcasting =  Broadcasting via the iPod MP3‘s distributed via RSS
RSS: Really  Simple  Syndication
<?xml version=&quot;1.0&quot;?> <rss version=&quot;2.0&quot;> <channel> <title>oAW News</title> <link>http://eclipse.org/g...
RSS: An XML file that can pulled by an RSS reader
RSS: You can subscribe  to the RSS feed
RSS: Automatic updates! Feels like a „push“ model.
Podcast == RSS Feed? Well, not quite.
RSS == Text only (Blog)
RSS == Text only (Blog) Podcast == RSS +  MP3 Enclosures
MP3 Enclosures? References (URLs) to MP3 files somewhere.
MP3 Enclosures <?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot;?> <rss version=&quot;2.0&quot; xmlns:rdf=&quot;htt...
History October 2000: Tristan Louis, Dave Winer, Adam Curry en.wikipedia.org/wiki/History_of_podcasting
History October 2000: „audioblogging“ en.wikipedia.org/wiki/History_of_podcasting
History February 2004:  &quot;podcasting&quot;  suggested by Ben Hammersley en.wikipedia.org/wiki/History_of_podcasting
History September 2004:  ipodder-dev list  Adam Curry en.wikipedia.org/wiki/History_of_podcasting
History February 2005: Carl Franklin  first podcast production company, Pwop Productions en.wikipedia.org/wiki/History_of_...
Just a Niche? 6.6%  of US adults have recently downloaded a podcast this is  9.2 million  web users Nielsen (as of July, 2...
Just a Niche? Really popular podcasts have  500.000 downloads  per episode (This Week in Tech)
Just a Niche?
Consuming  Podcasts
Podcast Client: Podcatcher Directory at:  http://www.podcastingnews.com ITunes
Finding Podcasts: Podcast Directories Podcast Pickle, Odeo, Yahoo Podcasts, Apple iTunes
Tool Chain
Tool Chain
Topics? A very subjective selection…
Science Nature Podcast nature.com/nature/podcast
Science This Week in Science twis.org
Science Scientific American Podcast www.sciam.com/podcast /
Science Science Friday sciencefriday.com/
Technology PRI‘s The World www.theworld.org/technology/
Technology This Week in Tech (TWiT) twit.tv
Technology/Space The Space Show (new space) thespaceshow.com
Technology/BioTech Futures in Biotech (FIB) www.twit.tv/FIB
IT/Software Software  Engineering   Radio se-radio.net
IT/Software Security Now! grc.com/securitynow
IT/Software JavaPosse javaposse.com
IT/Software IT Conversations itconversations.com
IT/Software FLOSS Weekly (Open Source) www.twit.tv/FLOSS
IT/Software Tonabnehmer  (Agile SWD) www.frankwestphal.de/Tonabnehmer
Entrepreneurship Venture Voice venturevoice.com
Entrepreneurship Entrepreneurial Thought Leaders edcorner.stanford.edu/podcasts.shtml
Creativity TED Talks Ideas Worth Spreading ted.com
Music The Rogue‘s    Gallery   (Prog Rock) www.thedividingline.com/rg
Music The Tartan Podcast (New Scottish Music) www.tartanpodcast.com/
Music Marillion Online Podcast marillion.com
<Insert your topic here> …  and you‘ll find something. somewhere.com
Producing Podcasts
Topic Whatever you want! Define you target audience. Keep it focused.
Recording Microphone Sony F-V220
Recording Direct Recording Windows Linux Mac
Recording Remote Recording Skype +PowerGramo
Recording Advanced (i.e. more expensive) M-Audio Microtrack 24/96 2 channel  digital recorder
Recording Advanced Direct
Recording Advanced Remote
Post Production Cutting Multiple Tracks Fade in/out Denoiseing Normalizing Levelling
Hosting Blogging Engine w/ Enclosure Support
Hosting Storage a minute of 128bps MP3 is about 1 MB file size 45 minutes per week    ca. 200 MB per month each month! Af...
Hosting Bandwidth 50 MB per week downloaded 5000 times 250 GB per week or  1 TB per month
Hosting $$$$$$ ?
Hosting libsyn.com or others…
Hosting libsyn.com Blogging Engine w/Enclosures Unlimited Bandwidth additional 250 MB  storage each month … acceptable dow...
Searching / Finding Google will find you
Searching / Finding Google will find you Register with  Directories
Searching / Finding Cross-Advertise in Podcasts Create a 20 second promo/ jingle for your podcast
Searching / Finding Use Podzinger Full-Text Audio Search!
Licensing You have to define  a license for your  podcast.
Licensing Do not try to come up with your own license!
Licensing Creative  Commons Creative Commons is a nonprofit  organization that offers flexible copy- right licenses for cr...
Licensing Example License (the one used for SE Radio) There is also a „lawyer-speak“ bullet-proof text for this license. c...
Licensing Add the License  to the podcast page
Music Dangerous! Copyright issues! License Fees (GEMA)
Music or… use CC music (there‘s a library of music  licensed with CC at the site) Don‘t use  !  creativecommons.org
Music or… get permission from independent (!) artists Don‘t use  !
Music or… Don‘t use  !  music.podshow.com
Fair Use ... a doctrine in United States copyright law that allows limited use of copyrighted material without requiring p...
Fair Use Go to  for details en.wikipedia.org/wiki/Fair_use
More about Podcasts
Several Books Podcasting Now! Podcasting Pocket Guide The Business Podcasting Bible Secrets of Podcasting Absolute Beginne...
I recommend  this one: Geohegan, Klass Podcast Solutions Friends Of Ed, August 2005, ISBN 1590595548
pa.gigavox.com Podcast Academy Conference Podcast Expo Conference portablemediaexpo.com Link Collection portablemediaexpo....
Podcasting 101 Markus Völter  [email_address] www.voelter.de The End. Thanks!
Upcoming SlideShare
Loading in …5
×

Podcasting101

1,714 views

Published on

A presentation I gave at OOP 2007 on podcasting

Markus Voelter
http://www.voelter.de

Published in: Technology, Education
0 Comments
1 Like
Statistics
Notes
  • Be the first to comment

No Downloads
Views
Total views
1,714
On SlideShare
0
From Embeds
0
Number of Embeds
521
Actions
Shares
0
Downloads
0
Comments
0
Likes
1
Embeds 0
No embeds

No notes for slide

Podcasting101

  1. 1. Podcasting 101 Markus Völter [email_address] www.voelter.de
  2. 2. Markus Völter Independent Coach, Consultant, Trainer, Developer…
  3. 3. … for software architecture, model-driven development, middleware … and podcasting 
  4. 4. Why do I a talk about Podcasting ?
  5. 5. Founder and Editor of
  6. 6. software engineering radio Team Alexander Schmid Arno Haase Bernd Kolb Eberhard Wolff Michael Kircher Markus Voelter
  7. 7. software engineering radio Example Topics Software Architecture Error Handling Concurrency Remoting Ruby Patterns …
  8. 8. software engineering radio Example Interviews Eric Evans Doug Schmidt Michael Stal Gregor Kiczales Frank Buschmann …
  9. 9. software engineering radio Since January 2006 Every 10 days www.se-radio.net
  10. 10. About Podcasts
  11. 11. Podcasting
  12. 12. Democratizing Radio The Long Tail if you have worldwide distribution, even the smallest niche topic will find a sizable audience
  13. 13. Podcasting is the concept of downloading various forms of longer-form online audio programs in the form of digital audio files you can listen to at any time you choose. Podcasting does not refer to the downloading of individual MP3s or songs, but it does refer to the download of program-oriented online audio such as a talk show or a hosted music program. Usually the distribution happen by an automated download using a suitable RSS/Podcast client. Podcasting?
  14. 14. Podcasting? iPod + Broadcasting Podcasting!
  15. 15. Podcasting = Broadcasting via the iPod MP3‘s distributed via RSS
  16. 16. RSS: Really Simple Syndication
  17. 17. <?xml version=&quot;1.0&quot;?> <rss version=&quot;2.0&quot;> <channel> <title>oAW News</title> <link>http://eclipse.org/gmt/oaw/</link> <description>oAW News</description> <item> <title>oAW 4.1 RC2 available</title> <link>http://www.eclipse.org/gmt/oaw/download</link> <description> Here's some text... </description> <pubDate>15 July 2006</pubDate> </item> <item> <title>oAW 4.1 RC1 available</title> <link>http://www.eclipse.org/gmt/oaw/download</link> <description> RC1 of openArchitectureWare 4.1 is now available for download. </description> <pubDate>29 June 2006</pubDate> </item> </channel> </rss> RSS: An XML file
  18. 18. RSS: An XML file that can pulled by an RSS reader
  19. 19. RSS: You can subscribe to the RSS feed
  20. 20. RSS: Automatic updates! Feels like a „push“ model.
  21. 21. Podcast == RSS Feed? Well, not quite.
  22. 22. RSS == Text only (Blog)
  23. 23. RSS == Text only (Blog) Podcast == RSS + MP3 Enclosures
  24. 24. MP3 Enclosures? References (URLs) to MP3 files somewhere.
  25. 25. MP3 Enclosures <?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot;?> <rss version=&quot;2.0&quot; xmlns:rdf=&quot;http://www.w3.org/1999/02/22-rdf-syntax-ns#&quot; xmlns:cc=&quot;http://web.resource.org/cc/&quot; xmlns:itunes=&quot;http://www.itunes.com/dtds/podcast-1.0.dtd&quot; > <channel> <title>Software Engineering Radio</title> <link>http://se-radio.net</link> <description>Information for Software Developers and Architects</description> <language>en</language> <copyright>(c) 2006 The team of se-radio.net</copyright> <item> <title>Episode 23: Architecture Pt. 1</title> <link>http://se-radio.net/index.php?post_id=105211#</link> <description>Bla Bla </description> <category>regular/technology</category> <pubDate>Sat, 15 Jul 2006 17:12:00 GMT</pubDate> <guid isPermaLink=&quot;true&quot;>http://se-radio.net/index.php?post_id=105211#</guid> <enclosure url=&quot;http://media.libsyn.com/media/seradio/episode23-architecture_pt1.mp3&quot; length=&quot;40837760&quot; type=&quot;audio/mpeg&quot;/> </item> <item> ... </item> </channel> </rss>
  26. 26. History October 2000: Tristan Louis, Dave Winer, Adam Curry en.wikipedia.org/wiki/History_of_podcasting
  27. 27. History October 2000: „audioblogging“ en.wikipedia.org/wiki/History_of_podcasting
  28. 28. History February 2004: &quot;podcasting&quot; suggested by Ben Hammersley en.wikipedia.org/wiki/History_of_podcasting
  29. 29. History September 2004: ipodder-dev list Adam Curry en.wikipedia.org/wiki/History_of_podcasting
  30. 30. History February 2005: Carl Franklin first podcast production company, Pwop Productions en.wikipedia.org/wiki/History_of_podcasting
  31. 31. Just a Niche? 6.6% of US adults have recently downloaded a podcast this is 9.2 million web users Nielsen (as of July, 2006)
  32. 32. Just a Niche? Really popular podcasts have 500.000 downloads per episode (This Week in Tech)
  33. 33. Just a Niche?
  34. 34. Consuming Podcasts
  35. 35. Podcast Client: Podcatcher Directory at: http://www.podcastingnews.com ITunes
  36. 36. Finding Podcasts: Podcast Directories Podcast Pickle, Odeo, Yahoo Podcasts, Apple iTunes
  37. 37. Tool Chain
  38. 38. Tool Chain
  39. 39. Topics? A very subjective selection…
  40. 40. Science Nature Podcast nature.com/nature/podcast
  41. 41. Science This Week in Science twis.org
  42. 42. Science Scientific American Podcast www.sciam.com/podcast /
  43. 43. Science Science Friday sciencefriday.com/
  44. 44. Technology PRI‘s The World www.theworld.org/technology/
  45. 45. Technology This Week in Tech (TWiT) twit.tv
  46. 46. Technology/Space The Space Show (new space) thespaceshow.com
  47. 47. Technology/BioTech Futures in Biotech (FIB) www.twit.tv/FIB
  48. 48. IT/Software Software Engineering Radio se-radio.net
  49. 49. IT/Software Security Now! grc.com/securitynow
  50. 50. IT/Software JavaPosse javaposse.com
  51. 51. IT/Software IT Conversations itconversations.com
  52. 52. IT/Software FLOSS Weekly (Open Source) www.twit.tv/FLOSS
  53. 53. IT/Software Tonabnehmer (Agile SWD) www.frankwestphal.de/Tonabnehmer
  54. 54. Entrepreneurship Venture Voice venturevoice.com
  55. 55. Entrepreneurship Entrepreneurial Thought Leaders edcorner.stanford.edu/podcasts.shtml
  56. 56. Creativity TED Talks Ideas Worth Spreading ted.com
  57. 57. Music The Rogue‘s Gallery (Prog Rock) www.thedividingline.com/rg
  58. 58. Music The Tartan Podcast (New Scottish Music) www.tartanpodcast.com/
  59. 59. Music Marillion Online Podcast marillion.com
  60. 60. <Insert your topic here> … and you‘ll find something. somewhere.com
  61. 61. Producing Podcasts
  62. 62. Topic Whatever you want! Define you target audience. Keep it focused.
  63. 63. Recording Microphone Sony F-V220
  64. 64. Recording Direct Recording Windows Linux Mac
  65. 65. Recording Remote Recording Skype +PowerGramo
  66. 66. Recording Advanced (i.e. more expensive) M-Audio Microtrack 24/96 2 channel digital recorder
  67. 67. Recording Advanced Direct
  68. 68. Recording Advanced Remote
  69. 69. Post Production Cutting Multiple Tracks Fade in/out Denoiseing Normalizing Levelling
  70. 70. Hosting Blogging Engine w/ Enclosure Support
  71. 71. Hosting Storage a minute of 128bps MP3 is about 1 MB file size 45 minutes per week  ca. 200 MB per month each month! After a year: ca. 2.5 GB
  72. 72. Hosting Bandwidth 50 MB per week downloaded 5000 times 250 GB per week or 1 TB per month
  73. 73. Hosting $$$$$$ ?
  74. 74. Hosting libsyn.com or others…
  75. 75. Hosting libsyn.com Blogging Engine w/Enclosures Unlimited Bandwidth additional 250 MB storage each month … acceptable download speed … acceptable availability $10 per month!
  76. 76. Searching / Finding Google will find you
  77. 77. Searching / Finding Google will find you Register with Directories
  78. 78. Searching / Finding Cross-Advertise in Podcasts Create a 20 second promo/ jingle for your podcast
  79. 79. Searching / Finding Use Podzinger Full-Text Audio Search!
  80. 80. Licensing You have to define a license for your podcast.
  81. 81. Licensing Do not try to come up with your own license!
  82. 82. Licensing Creative Commons Creative Commons is a nonprofit organization that offers flexible copy- right licenses for creative works. creativecommons.org
  83. 83. Licensing Example License (the one used for SE Radio) There is also a „lawyer-speak“ bullet-proof text for this license. creativecommons.org
  84. 84. Licensing Add the License to the podcast page
  85. 85. Music Dangerous! Copyright issues! License Fees (GEMA)
  86. 86. Music or… use CC music (there‘s a library of music licensed with CC at the site) Don‘t use ! creativecommons.org
  87. 87. Music or… get permission from independent (!) artists Don‘t use !
  88. 88. Music or… Don‘t use ! music.podshow.com
  89. 89. Fair Use ... a doctrine in United States copyright law that allows limited use of copyrighted material without requiring permission from the rights holders, such as use for scholarship or review. Similar principles are usually available in other jurisdictions. Warning: A delicate Area
  90. 90. Fair Use Go to for details en.wikipedia.org/wiki/Fair_use
  91. 91. More about Podcasts
  92. 92. Several Books Podcasting Now! Podcasting Pocket Guide The Business Podcasting Bible Secrets of Podcasting Absolute Beginner's Guide to Podcasting Podcasting Hacks Tricks of the Podcasting Masters Podcasting: Do It Yourself Guide Podcasting For Dummies Podcasting 101
  93. 93. I recommend this one: Geohegan, Klass Podcast Solutions Friends Of Ed, August 2005, ISBN 1590595548
  94. 94. pa.gigavox.com Podcast Academy Conference Podcast Expo Conference portablemediaexpo.com Link Collection portablemediaexpo.com/podcastexpert Legal Stuff wiki.creativecommons.org/Podcasting_Legal_Guide
  95. 95. Podcasting 101 Markus Völter [email_address] www.voelter.de The End. Thanks!

×