Recent supply chain movements suggest it is going to happen and will include a plastic casing.

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In terms of changes, besides the new, high-test plastic casing (built in the same fashion as the aluminum MacBook Pros) the 13-incher boasts a LED-backlit display, new glass multitouch trackpad, and a built-in, "7 hour" battery.

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People may even discount the plastic casing.

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Beside "esthetic enhancements, " the computers contain some features that may make them easier to use, including an array of connectivity options for notebooks and especially durable desktop computers with a plastic-and-metal casing that is twice as thick as in standard PCs.

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And it will feature the Super AMOLED HD screen, and a 13 Megapixel camera, but the casing is once again plastic.

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We talked about the handset's delightful zero-gap aluminum and plastic unibody and how HTC wanted to "break down that last barrier" of integrating antennae in a metal casing without making compromises.

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