I know you can change the startup screen, but has anyone figured out how to change the "Loading…" screen? The splash screen or startup screen is so quick I would love for it to stay on during loading. Bueller? Bueller?

You can change it but not the duration. Its in the customization menu

http://i822.photobucket.com/albums/zz142/shackleton2/Toyota%20stereo%202014/B70DAD84-0CF2-4907-99C1-D146D86B1935.jpg