Appleinsider claims that "dark grey" or "gunmetal" colored slim notebooks have been spotted at Apple campus.
The report is reminiscent of a 9to5mac report that indicated that new MacBook enclosures made of black and silver aluminum had previously been spotted by their sources.
Rumors of a sub-notebook laptop have been building as we approach Macworld San Francisco. Our rumor roundup summarizes the predictions to date.
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It was probably a Foleo.