Lightning Round OT: Molycorp, F5 Networks and More

Molycorp : "This market is so hard," Cramer said. "I don't need to be in something that ain't making any money."

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IDT Corp. : Cramer gives this technology company his blessing, but prefers MetroPCS Communications .

F5 Networks : The Mad Money host likened FFIV to one of his C.A.N.D.I.E.S. because it is a high-growth stock.

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