For every groundbreaking and successful gadget that hits the market, there are 10 terrible ones that follow. Though on occasion, a hidden high-tech gem is discovered—one that demonstrates innovative features and shows promise of being the next big thing—yet fails to draw the sales and adoration of the mass public. Not every product can become the next iPhone or Kindle, but that doesn't mean it should be confined to the Hall of Shame with the likes of the BlackBerry PlayBook or Microsoft Kin.

All wisecracks aside, a number of dope devices have made their mark over the past several decades, but never gained the recognition or respect they deserved. Well, allow us to give the under-appreciated its just due. 

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