Basic screensaver that displays the vintage rainbow Apple logo against a black background. The logo jumps to a new random position on the screen every 10 seconds.

1. Open the project in XCode and click "Build"

1. Double-click the AppleLogo.saver file
2. You should be prompted to install the screensaver

Change the line:

static const float kLogoScale = 0.2;  // fraction of the screen to occupy

Change the line:

        [self setAnimationTimeInterval:10.0];

setAnimationTimeInterval is in seconds.