Quote Originally Posted by jmccall View Post
My initial thought is that it would greatly limit access to your vest
+1

I use a vest to force myself to carry only what I need, though I do admit to having gadgets that have never seen the light of day.

If I did use a pack I would probably use a fanny pak mounted just blow my chest, but then I wouldn't wear a vest as it would impede access to the vest pockets.