1. You will have a proven, lower risk of contracting STD's - not harbouring crawlies under there will help.
2. You therefore have a lower risk of contracting HIV. Less microtears. And, you did know that STD's and HIV like to hold hands?
3. And finally, come on guys, it just looks better! The "extra inch" it adds is more than compensated by the apparent increase in girth.
Not much more we can say, aside from thanks for the comments that are still coming in about the first post. It's obviously a touchy issue. Cough.
Some interesting foreskin envy links: