"But we would be closer to figuring out some practical solutions for lightweight backpacking--i.e. what weight is a good goal for what kind of conditions, locations, etc.?I think we are fairly close--at least from my own observations, feel free to chime in here--to being able to uncontroversially explain how and why a BPW between X-Y for 3 season use on marked hiking trails is good to have for X, Y, an" . . . .