I've always thought that restless sleep was a strong indication of over training. Your post doesn't sound like you were having that problem, unless I mis-read it.
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A conclusion is the place where you got tired of thinking. - S. Wright
Favorite rides in the stable: Indy Fab CJ Ti - Colnago MXL - S-Works Roubaix - Habanero Team Issue - Jamis Eclipse carbon/831