Why Taylor Swift's Grammys Will Help Her To A Lucrative 2012

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When Taylor Swift glided to the stage to accept her first Grammy of the night—Best Country Solo Performance for her song "Mean"—she delivered one of the better lines of the evening.

"There's nothing like writing a song about someone who's really mean to you and makes you life miserable," she said, "and then winning a Grammy for it."

The song in question (apparently aimed at music critic Bob Leftsetz, who frequently criticizes Swift in his newsletter, saying s...