Remember all of the money you spent - and the record labels made - when upgraded your record and tape collection to "superior sounding" CDs? Former label chief and Jimmy Iovine certainly does; and I'm hearing persistent talk that he's close to selling a similar audio upgrade campaign to Tim Cook and his new bosses at Apple. Iovine and his Beats colleagues have long been critics of the audio quality delivered by traditional mp3's. They set out to fix it with Beats headphones, earbuds and speakers; but that's just the start. "The thing I am most proud of is that...

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