Nope - you can't change it in ANY of the preferences - believe me I've tried every single one of them!
If you click to view the offered video, you have to click AGAIN to see the actuual video and THEN, at bottom of screen it gives you an option not to show this screen again at start.
Selecting THAT simply restarts the initial splash screen and round and round we go and the damn thing comes back after a shut-down restart!
Go figure!
The idiot thaT HARD CODED THIS SHOULD BE SHOT, DRAWN AND QUARTERED, KEEL-HAULED AND MURDERED!