There are two major items that have made the 10.5 pound rifle more difficult to build than what it was 15 years ago.
One is the demise of the old Leupold 36x scope, which only weighed 15.5 ounces.
The second is the advent of tuners, which will weigh in the neighborhood of 4 ounces.
This means that you now have less to play with in getting that extra 9 to 10 ounces off the rifle. Things like triggers, trigger guards, rings, actions are pretty much locked into a set weight, which leaves the barrel and the stock as the two major items to loose weight.
Nowdays, 25 ounces bedded is about what a stock must come in at to make weight with a 5 pound barrel and a 4 ounce tuner. Loose the tuner and you can have a little leeway. My LV Scoville weighs about 22. The Farley action, which we
One thing that could help is for the major barrel makers to revise the LV barrel profile, specially Krieger. The current profile was conceived in another era. Keep the same 1.200 straight but taper it down more like a HBR profile. A 4.5 pound barrel at 21” can shoot just as well as a 5 pound barrel, or a 6 pound one for that matter.