Time to swap your white plastic armor for some eco-friendly aluminum. Two important analysts, RBC Capital’s Mike Abramsky and Morgan Stanley’s Kathryn Huberty, lowered their ratings on Apple's stock this morning. Huberty: “PC unit growth is decelerating and the remaining source of growth is increasingly the sub-$1,000 market where AAPL does not play.” Abramsky: “a worsening consumer spending environment." Apple shares were down from $128 to $108 as of this post.

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