It's probably just that you notice them more when your mind is conditioned to watch for them. Take a couple of average days and tally up what's driving by. (You'd have to be really bored, I know ...) Then do the same while you're waiting for a drive. It would be interesting to see if there is, in fact, a difference. 'Cause I think we've all had experiences like that. ![Tongue Tied [:S]](/emoticons/emotion-7.gif)
Caution: does not play well with stupid people.