Medium CEO Ev Williams talks with Peter Kafka about founding his third company that makes it easier to "write on the Interwebs," and what makes Medium different from Blogger and Twitter. He also discusses why publishing on anything other than a platform doesn't make sense any more, and offers some insight into why Twitter's board seemingly changed its mind about Jack Dorsey's eligibility to be CEO again.. Learn more about your ad choices. Visit podcastchoices.com/adchoices