Generally people need some time to ponder new input in order to grasp edge cases, work through implications, identify unspoken assumptions, and so on. Some extr

Generally people need some time to ponder new input in order to grasp edge cases, work through implications, identify unspoken assumptions, and so on. Some extraverted folks are happy to "think out loud" in a group, but even then it's too easy for a conversation to move quickly past a particular point that deserves more time.