Originally Posted by loreen

I always prefer whitish designs.
Tube in the name it's not a must, but I think it's preferable.
And yes, you'd rather have Lamaia.com than supercutegirlstube.com

Originally Posted by fris

white designs are easier to view

Originally Posted by st0ned

I have always liked the designs with the "lights out" version, where it is based upon a white or light colored background, then they have the option to black everything out while watching a video.

I think "tube" in the domain has generally become the standard, I think most surfers likely look for that before clicking on a result in the SE's. I also think that Google automatically generalizes the site as a video site. But of course not always necessary.