Robert Kirby: Peering into the future by looking at the past

Imagine yourself sitting at a breakfast table or riding a streetcar to work exactly 100 years ago. You open the Jan. 14, 1920, issue of The Salt Lake Tribune. A couple of things catch your eye.First is the front page headline: “Berlin Demonstrators Bayoneted.”You shake your head. Stupid Germans. Not only did we just kick their butts in a war but they can’t even stop killing one another. The German army uses flamethrowers on rioters and deliberately fires on demonstrators.Second