Is this an even more redundant use of double figure 8 for anchor

Learn This: The Double Figure-Eight Knot - Climbing

How To: Extended Rappel — The Mountaineers

What's the difference between a figure 8 follow through and a figure 8 on a bight (in terms of rock climbing knots)? - Quora

American Alpine Institute - Climbing Blog: Using Your Rope in Anchors

Tie a Double Figure 8 Loop Climbing Knot to Set a Fixed Line #Shorts #Knots #Climbing #Anchors

Some Bits of Math and Physics in Rock Climbing, by George Ginis, Mar, 2024

DumbAnchors: Two anchors today, both stupid.

Fixing a rope: Two knots to know — Alpine Savvy

The Fabulous Figure-of-8 Knot

Redundancy in rope systems

Two total stations using the same backsite with one sight line being obstructed : r/Surveying