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What the Facebook-WhatsApp Deal Means for BlackBerry

If WhatsApp, the text-messaging service bought by Facebook this week, is worth $19 billion, what is BlackBerry’s messaging service worth? Heard on the Street’s Dan Gallagher warns ... More If WhatsApp, the text-messaging service bought by Facebook this week, is worth $19 billion, what is BlackBerry’s messaging service worth? Heard on the Street’s Dan Gallagher warns it’s not such a simple calculation. Photo: BlackBerry. Less

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