Warren Buffett's Berkshire Hathaway has scored an $80 billion gain on Apple — more than the famed investor's entire net worth

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· *Warren Buffett's gain on his Apple investment exceeds his personal fortune.*
· *The billionaire investor's Berkshire Hathaway conglomerate spent about $35 billion to buy 245 million Apple shares that are now worth about $118 billion, representing a gain of more than $80 billion.*
· *Buffett's net worth has sunk by...