By the time the congressional hearing on the social media platform TikTok was over, you almost felt sorry for the company's CEO, Shou Zi Chew. He was grilled, hectored, continuously interrupted, and even called a liar. But please note the word "almost." Mr. Chew's "non-denial denials" - his continuous and artful misdirection and carefully nuanced responses to yes-and-no questions - gave the lie to his faux sincerity.
