I have the zigzag plus and the reflex; I think the ZZ is more rope-like and intuitive but the REFLEX is burly. I don't like the swivel attachment point on the REFLEX with the ability to remove it. To be fair, I haven't removed the swivel yet. Also to be fair, that's the same point on the ZZ...
One of the most memorable experiences of my life was van camping in https://www.parks.ca.gov/?page_id=413 J.Smith. It was a misty morning as we walked among the giants...and came upon a fellow meandering ahead of us, playing a flute. Absolute magic.
It has a tightly woven cover that makes it really nice for mechanical interface. Does not have great knotability or hand, which isn't as important since it's usually a stationary or access line. I like it. Just know I like a lot of ropes; I have a lot of ropes and I switch them up a lot.
If I'm understanding this correctly, the descent system tied into the double ascenders..I could see a stopper safety knot being required under the doubled ascenders if that then becomes the primary floating TIP. Or would this be the secondary and thus not such an issue?
Another thing to consider is to wreck it from the ground without felling. I don't know if you have that kind of situation, but sometimes one can remotely set XRR and remotely tie off the top, or a piece and use force to pull or pull apart. If the tree is so dead that it's a hazard to climb...
I have never been comfortable with the Yosemite on the bowline. I make a long tail and either used a splice or tied a biner on to clip around a basal anchor for my backup to the bowline.
Check out the buckles on the TM Light before you buy it to make sure they don't drive you nuts. They are not enjoyable to adjust.
Petzl harnesses come in several sizes so if you like that, you could get a size smaller and be g2g.
Ha! I honestly do not know. Lots of trust broken there, paychecks missed, payments missed...questionable decisions everywhere, and last I heard Ed said he was trending NAS away from training and more into regulatory enforcement consulting with the new tree work OSHA regs coming down the...