> and that they're timed so precisely that you could set your watch by them. While your local news may not adhere to an absolutely precise schedule, most broad

> and that they're timed so precisely that you could set your watch by them. While your local news may not adhere to an absolutely precise schedule, most broadcast mediums are scheduled to the second. When a program starts, the anchor has exactly 15 seconds to fill. Roll a minute of ads. Then they have 3:45 to fill, etc. Watch CNN or listen to a nationally syndicated radio show, and time it. You'll see that the entire thing happens with sub-second precision.