/usr/share/avant-window-navigator/applets/comics/feeds/userfriendly.feed is in awn-applet-comics 0.4.1~bzr1507-0ubuntu7.
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 | # Automatically generated by comics
url=http://www.userfriendly.org/static/
plugin=simple_screen_scraper
name=UserFriendly.Org
# The index of the image in the HTML-code
img_index=4
|