peHUB First Read

Big Freeze: Beware the urban avalanches in Edinburgh. Apollo Speaks: How to avoid turning your startup into a dysfunctional family. Giving Pledge: Facebook's Mark Zuckerberg and AOL cofounder Steve Case join other tycoons who have pledged to give away most of their fortunes. $65 Mln Isn't Enough: The Winklevoss twins file another lawsuit against Mark Zuckerberg. Wikileaks Retaliation: Facebook and Twitter suspend Operation: Payback accounts. And, why the whistle blowing site will never be closed or blocked. Not So Great: Warren Buffett's worst investments in 2011.