Perhaps, but Dial is the one that executed and managed Grifco. He was the face of the scam. He had the ultimate authority to say yay or nay. Regardless of what Lois or John Jarvis may have suggested to him Dial had the power to stop it or proceed. I think by his stature in the company he's responsible for the lion's share. We already see he profited handsomely from all of it.
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