I used it as my primary SRT line with RRP for a while. It does hold up to mechanical ascenders very well with no picking but has stiff hand and I found an Ivy version works a bit better in the RRP.
I just finished that book for the second time. A ton of great info in it. I now look at the forest differently and bore any companion that happens to be with me with interesting facts.
A few things that I don't use anymore looking for a new home:
Klein spurs in good shape. Looks like they've neer been resharpened and still sharp. SOLD
Kask Superplasma helmet, used once. Comes with ear muff adapters. $90 shipped
Teufelberger Treeemotion saddle used once - as new. Comes...