>>1710389They come up with new improved carry systems all the time on internal frame's, fancy length adjustments, thicker and bigger straps/belts to make the shit comfortable and still gets btfo by an "outdated" external frame with modest simple shoulder straps and belt.
I bought the rp80 pack from varusteleka and it's the comfiest bag I've had. Sits well on the back and I don't have to readjust straps and load bearing a thousand times.