And if they had doubts, they should listen to Jim Cramer rant to buy the stock during his daily Howard Beale impersonation.

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In fact, Sheen began to remind me of none other than Howard Beale, the paranoiac mad prophet of the airwaves in the classic 1976 movie Network.

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There's an echo of "Network's" Howard Beale in the character of Arthur Edens (the reliably excellent Tom Wilkinson), a "killer litigator" who cracks up in the midst of a major case: the defense of an ethically indefensible agrochemical company that's been poisoning its customers.

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