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  Apple presents iPod, offering "1,000 songs in your pocket"
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  Apple introduces the second generation iPod, compatible with Windows and holding up to 4,000 songs Number of iPods sold through 2002: 600,000
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  Apple launches the iTunes Music Store with 200,000 songs at 99¢ each, along with the new third-generation iPod that is thinner and lighter than two CDs and holds 7,500 songs
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  Apple introduces iPod mini, available in five colors
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  iPod shuffle introduced
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  iPod nano replaces the iPod mini and goes on to become the best selling music player ever
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  iTunes expands to include TV shows and music videos Apple unveils the new fifth-generation iPod that plays music, photos and video iTunes sells one million videos in less than three weeks Number of iPods sold through 2005: 42 million
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  Apple and Nike introduce Nike+iPod, including an in-shoe sensor to track the wearer's workout on their iPod nano
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  Apple unveils a wearable new iPod shuffle with built-in clip
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  iPod nano gets a new aluminum design available in five colors
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  ipod shuffle becomes available in five colors
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  Apple unveils iPod touch with Multi-Touch interface and built-in Wi-Fi wireless networking
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  another version of the ipod nano came out
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  another version of the ipod touch came out
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  the 2009 ipod nano came out
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  the ipod touch 2009 version came out
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  Apple introduces the new iPod touch with Retina Display, FaceTime video calling, HD video recording and Game Center
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  The new iPod nano features Multi-Touch interface and a built-in clip for instant wearability
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  Apple unveils the new iPod shuffle, the world's smallest iPod
