"...and something bombproof..."
Just to throw another one in the ring, if you want bombproof then the Berghaus Munro might be worth a look, I used one back in my roadie days, bashed about, overpacked with hard and oddly shaped bits of gear, it never failed. Not much of a back system though.
"...I owned kifaru, mystery ranch, arc'teryx, and ended by CRUX AK47..."