Generally speaking (which means look out I'm about to toss out a stereotype), runners are goal oriented kind of people. We run for a goal, a particular time, distance or speed. Now there are of course those few Zen guru runners, who just toss on the shoes and head out the door for no particular allotted amount of time or distance and the speed of the run depends on whatever happens to be ideal for that Utopian running moment. But I believe these runners are few and far between, hence the whole market for Garmin Forerunners (have you priced those puppies btw? YIKES! I'll be sticking with my $20 Target model and my dad following along behind me on his bike tracking the miles for as long as he will tolerate me. Thanks Dad!).
But here's the problem (at least for little OCD me):...click here for more