Demand for the once-popular Polaroid cameras dwindled soon after the arrival of digital and cellphone cameras. 

But recently, however, the Polaroid Company relaunched the product with a fresh look and new digital technology. It even employed pop star Lady Gaga, known for her ability to reinvent her image, to be the face of the new camera. 

It’s an uncertain time, the era of the iPad 3, BlackBerry, internet television and online books. Companies that held markets for decades are having to innovate and reinvent faster and more frequently than they’ve ever done. Not all are making it. 

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