/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/ is in csoundqt-examples 0.9.4-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/PrePiano.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/bamboo.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/barmodel.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/cabasa.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/crunch.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/dripwater.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/gogobel.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/guiro.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/mandol.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/marimba.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/moog.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/pluck.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/repluck.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/sandpaper.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/sekere.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/shaker.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/sleighbells.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/stix.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/tambourine.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/vibes.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/wgbow.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/wgbowedbar.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/wgbrass.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/wgclar.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/wgflute.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/wgpluck.csd
/usr/share/qutecsound/Examples/McCurdy Collection/PhysicalModels/wgpluck2.csd