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Un vecchio Sanyo WALKMAN a cassetta personale player con radio, a fianco di una moderna Apple iPod Nano Foto stock - Alamy
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Sony is trying to bite into Apple's iPod market share
幕を閉じるiPod、残ったウォークマン。それぞれの違いと行く末 - PHILE WEB
/cdn.vox-cdn.com/uploads/chorus_asset/file/15797514/fathertnjlq.0.1505771033.jpg "Walkman to iPod: Business-Model Transformation - Vox")
Walkman to iPod: Business-Model Transformation - Vox
