The only bad thing about them (and this is personal preference) is I despise their fat forearm. Other than that they are one of the most accurate rifles you can buy. I had many of them and they all rocked in the accuracy dept.
"Weatherby was too long so I nicknamed it "Bee""
Also,the "full length" bedding blocks mean that the "chassis" that the bedding blocks are integrated into run the entire length of the stock. The bedding blocks are actually an aluminum channel that is molded into the stock and runs the entire length.
I saw some pics of cross sections of a cut up HS Precision stock somewhere and the "full length" blocks were previlant the entire length of the stock.