Since installation may even take more than one hour, it would be nice to have a screen saver option. Naturally, this should be questioned for as soon as possible. Both traditional screen savers with graphics and energy save/power-off should be able to choose. Default should be graphical so that noone would somehow be fooled to turn the computer off.
Deferring to future release.
Changed to 'CLOSED' state since 'RESOLVED' has been deprecated.