Okay, its your car if you want a cup holder then have one put in.
The problem is the're thinking its not cool. What if you challenged them to add a cup holder that was engineered to be hidden, and fits in a very small space.
Saabs have been known to have some cool ones.
https://www.youtube.com/watch?v=yMxsf7PA95E
https://www.youtube.com/watch?v=4wX00yKAFsE
Here is a Mercedes SL500
https://www.youtube.com/watch?v=4wX00yKAFsE