On The Gist, what do Kim Jong-un’s letters and Shaquille O’Neal sneakers have in common? In the interview, you’ve likely heard of microplastics, but are they something to worry about? Maria Konnikova is here with answers in another round of “Is That Bullshit?”. Konnikova is the author of The Confidence Game: Why We Fall for It . . . Every Time.In the Spiel, and in New York City, even shutting down a subway train comes with delays.Learn more about your ad choices. Visit megaphone.fm/adchoices