2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/128798Recently, Engel et al. discussed phonon broadening as observed in 3D quasicrystals on the basis of calculations on the Fibonacci chain. We show that the paper contains several statements and assumptions that are contradicted by factual truth.2 pages, 0 FiguresDisordered Systems and Neural Networkstext