Christopher Lydon covered politics for The New York Times from the Washington bureau in the 1970s. He hosted The Ten O’Clock News on WGBH TV through the 1980s, and he co-founded and hosted The Connection on WBUR in the ’90s. He recorded the original podcast in 2003 with Dave Winer, twenty years ago this week. With Executive Producer Mary McGrath, he makes Open Source, “an American conversation with global attitude.” He spoke to our Editor, James Cridland.