Twitter CEO Jack Dorsey, Plus JackO's Sports Hell Continues | The Bill Simmons Podcast (Ep. 472)

HBO and The Ringer's Bill Simmons is joined by Twitter CEO and co-founder Jack Dorsey to discuss Twitter's origins, the birth of the #hashtag and @ symbol, NBA Twitter, new technologies, Twitter reform, and much more (2:15). Then Bill calls up his buddy JackO to discuss Tom Brady, the New England Patriots almost moving to Hartford, Connecticut, some questionable decisions by the Yankees' front office, and Donald Trump's presidency (1:28:30).