Photo of Leroy Lau: Albert Chua/The Edge Singapore

John Soh Chee Wen, alleged mastermind of the 2013 penny stock saga, tried to debunk the logic of the calculations made by an expert witness who had testified earlier. As he took the stand earlier this week, he fumbled with the calculator. “Sorry, it’s the first time I’ve used a calculator in four and a half years,” said Soh, referring to the fact that he has been in remand since November 2016.

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