In the first of two parts, the New York Times reporter Jonah Bromwich explains the origins of cancel culture and why it’s a 2020 election story worth paying attention to.  Guest: Jonah Engel Bromwich, who writes for the Styles section of The New York Times For more information on today’s episode, visit nytimes.com/thedaily  Background reading: What does it mean to be canceled? It can take only one thing — and sometimes, nothing — for fans to dump a celebrity.Many figures in the public eye — including Kanye West and J.K. Rowling — have fretted about being, or claimed to have been, canceled. When an open letter published by Harper’s and signed by 153 prominent artists warned against an “intolerant climate” engulfing the culture, the reaction was swift.The prevalence of “call-out culture” is something former President Barack Obama has challenged.