1. Chao-Wei Wu

2. Where it begins: The invention
of phonograph

3. The record industry begins

4. The battle between cylinder
record and disc record

5. Radio as a disruptor
Excessive competition between record

businesses
 The great depression
 Radio

6. Jukebox saves the day

7. Magnetic record VS. Disc
record

8. CDs and Cassettes

9. MP3: the biggest disruptor

10. The MP3 accelerator
the broadband connection

 peer-to-peer services
 MP3 player

11. Possible future disruptors
Social media

 Online music
 Recording software

12. Credits
http://i.abcnews.com/Technology/popup?id=2577199&contentIndex=1&start=false&pa
1.
ge=
americanhistory.si.edu/lighting/bios/edison.htm
2. http://www.wired.com/science/discoveries/news/2007/11/dayintech_1123
3. http://getfantasticdeals.com/pro1138335.html
http://theinvisibleagent.wordpress.com/2009/01/06/gramophones-and-phonographs/
4. http://www.gracyk.com/makers.shtml
5.
http://www.bnnrc.net/index.php?module=pagemaster&PAGE_user_op=view_page&PA
GE_id=8&MMN_position=7:7
6. www.lucasevents.com/jukebox.htm
http://homepages.uel.ac.uk/u0121667/Magnetic%20tape.htm
7. http://www.squidoo.com/picturediscs
computer.howstuffworks.com/cd-burner.htm
8. www.davidairey.com/audio-cassette-tape-nostalgia
9. laptoplogic.com/news/detail.php?id=3130
10. www.voiceovertimes.com
www.sonicstate.com
http://moneydick.com/2008/01/11/content-and-editors-will-always-be-friends-the-
trouble-with-social-media/