For example, a medical company could request a glass model be built to spec for testing a new heart-valve catheter.

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The 13 inch MacBook Pro already takes up half of all MacBook sales, so the workhorse model getting not just a spec increase, but a full reworking with the latest technology is going to have a significant impact on the laptop market.

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Pricing in Europe begins at 1, 000 Euros for the 23-inch model, rising to 2, 000 Euros for the full-spec 27-incher.

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