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Elon Musk has been forced to make a tough choice: Tesla or Twitter. The billionaire faces pressure from Tesla shareholders over his role at Twitter as shares have fallen. Musk posted a poll on if he should step down as Twitter CEO. 17 million users voted; 57.5% said yes.Perhaps he was caught up in the euphoria of it all. But after spending the World Cup final in the stands of Qatar's Lusail Stadium on Sunday with one Jared Kushner and...