The Go packable backpack from Aer definitely provides more than most packable backpacks.
Other Bags to Check Out:
The Brain Bag from Tom Bihn is one of those lifelong companion bags — built to last for decades to come and designed with enough pockets and organization to be your constant helper, once you go brain it's hard to go back.
The Split Shift from YNOT is a very stylish backpack/tote combo for those of us who carry minimally on the regular.
Qwstion is a product design studio in Zurich Switzerland who makes very stylish bags for the "hipper" areas of town without sacrificing functionality.
A perfectly sized bag for tight daily carry packed up in a very modern, functional package.
The Everyday Tote from Peak Designs is a super functional tote bag for everyday use.