No.
It's things for them to hide behind, perch on and scratch through. Wood chairs/stools, old pallets leaning against the walls, stumps, branches attached to the walls for perching on, organic material for run litter to scratch through.
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I watched most of that video you linked. I wouldn't follow a bit of his advice just because of the way the run looked, the number of birds he is cramming into the coop, the chicken wire enclosure and watching one of the pullets escape it so easily.