Screenshot and annotation tool.
The application may complain about missing GConf dbus service[1], but it
still works (and remembers its settings, AFAICT).
[1]: The error message is (line wrapped):
GConf Error: Failed to contact configuration server; the most
common cause is a missing or misconfigured D-Bus session bus daemon. See
http://projects.gnome.org/gconf/ for information. (Details - 1: GetIOR
failed: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name
org.gnome.GConf was not provided by any .service files)
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