Rick Kahler, the dauntless president of Kahler Financial Group in Rapid City, S.D.

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Existing 3-D printers, also called rapid prototyping machines, build structures layer by layer.

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Users are now able to realize the full potential and the performance benefits of D-SLR photography including rapid camera response, interchangeable lenses and amazing image quality.

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The power to make rapid, wholesale modifications in 3-D rested mostly with big architectural firms or companies the size of Boeing, which designed its entire 777 digitally using Dassault's Catia software.

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The power to make rapid, wholesale modifications in 3-D rested mostly with big architecture firms or companies the size of Boeing, which designed its entire 777 digitally using Dassault's Catia software.

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While 3-D printing has existed for about 30 years, the rapid progress in technology in recent years, as well as more affordable price tags, has made the technology more attractive to industries and consumers.

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"As OEMs adopt 3-D motion control technology, they're spurring a rapid evolution in computer interface innovations and helping free the full power and potential of computing for consumers, " said Leap Motion co-founder and CEO Michael Buckwald.

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"These are very rapid inductive leaps to abstract knowledge that we see children making, and that we'd like to have in computers, " he says.

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