/usr/share/kde4/config/klaunchrc is in plasma-active-default-settings 1:0.4-0ubuntu1.
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 | [BusyCursorSettings]
Blinking=false
Bouncing=false
[FeedbackStyle]
BusyCursor=false
|