Daily Blogwatch: Is Facebook Worth $50 Billion?

Among Tuesday’s best Web stories for investors: myths about China’s communist party, food stocks that could be poised to double this year, tips for making your own viral video and funny financial predictions for 2011.
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More Options for Investors: Motorola Splits In Two

Now broken up, the new Motorolas have distinct corporate personalities: the riskier but higher-growth potential Motorola Mobility, which includes Droid smartphones, and the duller but steadier Motorola Solutions, which makes th…