Originally Posted by sanford_w/o_son
the lack of a sternum strap would seem to make it less than ideal when it comes to sway, and i wonder how bad the visibility would be over the shoulder that the bag sticks up over. i hadn't thought about the weight resting unevenly . . .
I've been commuting with a backpack for the past year. Sternum straps and side compression straps make your load a billion times more stable. Try out North Face or other daypacks at your local hiking store. That's what I use, and it's done fine.