I worked with someone, ended up going with some very nice symbols rather than the painted or photo-realistic shots of people (though there's nothing wrong with that).
Atlaxa, I see what you mean (I liked the video). A bit more text in the middle to go with the imagery would let viewers know a little more about the book or premise.
I hope I did well with mine: https://www.youtube.com/watch?v=hZGl7JnvnZY
The concept sounds good to me! (I know I'd be first in line to read it).
That's what I actually did for my first two books :)
My protagonist is a female spy for the Special Operations Executive (which really did employ women to spy in occupied France, etc.) and she's also a wizard. The...