When you factor in the number of people who are going out biking/hiking/vacationing/etc. so they have something to show off to their friends, I think Facebook p

When you factor in the number of people who are going out biking/hiking/vacationing/etc. so they have something to show off to their friends, I think Facebook probably has a positive effect on our collective health. (Present company excepted of course -- we all just love to get outdoors.)