/usr/share/qutecsound/Examples/McCurdy Collection/MIDI/ is in csoundqt-examples 0.9.4-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/qutecsound/Examples/McCurdy Collection/MIDI/BasicMonophonicSynth.csd
/usr/share/qutecsound/Examples/McCurdy Collection/MIDI/LiveQuantize.csd
/usr/share/qutecsound/Examples/McCurdy Collection/MIDI/MIDIController.csd
/usr/share/qutecsound/Examples/McCurdy Collection/MIDI/MIDIControllerInitialisation.csd
/usr/share/qutecsound/Examples/McCurdy Collection/MIDI/MIDIInstrActivate.csd
/usr/share/qutecsound/Examples/McCurdy Collection/MIDI/MIDILinsegrEnvelope.csd
/usr/share/qutecsound/Examples/McCurdy Collection/MIDI/MIDIOneControllerTwoOutputs.csd
/usr/share/qutecsound/Examples/McCurdy Collection/MIDI/MIDIPitchBend.csd
/usr/share/qutecsound/Examples/McCurdy Collection/MIDI/MIDIReadPitchAndVelocity.csd
/usr/share/qutecsound/Examples/McCurdy Collection/MIDI/MIDIRescaledController.csd
/usr/share/qutecsound/Examples/McCurdy Collection/MIDI/MIDITapTempo.csd
/usr/share/qutecsound/Examples/McCurdy Collection/MIDI/MonoOverlaps.csd
/usr/share/qutecsound/Examples/McCurdy Collection/MIDI/MonophonicSynth.csd
/usr/share/qutecsound/Examples/McCurdy Collection/MIDI/PitchBendDiskin1.csd
/usr/share/qutecsound/Examples/McCurdy Collection/MIDI/PitchBendDiskin2.csd
/usr/share/qutecsound/Examples/McCurdy Collection/MIDI/PolyphonicSynth.csd
/usr/share/qutecsound/Examples/McCurdy Collection/MIDI/cpstmid.csd