/usr/share/applications/screensavers/feedback.desktop is in rss-glx 0.9.1-5ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 | [Desktop Entry]
Encoding=UTF-8
Name=Feedback
Comment=Stirring colors with a jiggling warp
TryExec=feedback
Exec=feedback -r
StartupNotify=false
Terminal=false
Type=Application
Categories=Screensaver
|