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"I'm pretty sure we've all experience the same hesitation when buying new Mac: snap one up now, or wait until a new model arrives? And when will that new model arrive?Mactactic tires to eliminate some of the guesswork by estimating a model's shelf life. For instance, right now the Airport Extreme is rated a \"buy,\" as it's brand new, and the Mac Pro is rated \"Caution: May be updated.\" It's all based on guessing, of course, but still fun.Thanks, Brady!"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.engadget.com/2007/02/16/estimating-a-macs-lifespan/>