Apple's iPod came out two decades ago and changed how we listen to music. Where are we headed now?
Difference between iPod and MP3 Player | iPod vs MP3 Player
The iPod VS The Walkman - which was the best portable music player? - YouTube
Revisiting the iPod — PaulStamatiou.com
20 years of the iPod: how it shuffled music and tech into a new era | Music | The Guardian
3 iPod Touch Alternatives - Sony Walkman vs. Cowon Plenue D vs. Pioneer
With Apple discontinuing iPods, what are the alternatives? | Technology | The Guardian
What is the Difference between an iPod and an MP3 Player? - Tech Spirited
How do MP3 players work? - Explain that Stuff
Revisiting the iPod — PaulStamatiou.com
Apple iPod Classic review: The iPod that holds it all - CNET
Gone Too Zune: Remembering Microsoft's Underdog MP3 Player | Digital Trends
We Asked People Who Still Use MP3 Players: Why?
IPod Touch Vs. Sony Walkman Z (comparison) - Gadget Review
Sandisk Sansa Clip vs iPod Classic – Palm Beach Bike Tours
Amazon.co.jp: MP3 Player iPod Classic Video 30 GB Black Audio & Video Portable MP3 and MP4 (30 GB, Black) : Electronics
Strange history behind the MP3 player - Komando.com
iPod 15 years later: the pros, cons and memories of Apple's massively popular MP3 player | TechRadar
How does Zune compare to iPod? | HowStuffWorks
GADGETS: Zune HD vs iPod nano infographic
Apple's iPod is the other device that saved Apple, and set the table for the iPhone | AppleInsider
Zune Vs. Ipod: How Microsoft Challenged Apple (And Lost)
Walkman bites back: 30 years on Sony declares war on iPod in clash of MP3 player titans | Daily Mail Online
Zune vs. iPod specification smackdown | Engadget
