Five tech trends to watch in 2008

Hits and misses, must-haves and have-nots, blockbusters and duds. It's that time of year: time to take a close look at what technologies have established a sound foundation to become IT's hottest as the new year unfolds, and which ones may take a hit after a great deal of hype.

With the ballots tallied, Vista, WiMax, virtualization, unified communications and green computing look like the attention-getters for 2008.

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