The dash mount I use doesn't have any of the problems you described. It's easily visible at a glance without obstructing my view of the road or mirrors. Argua

The dash mount I use doesn't have any of the problems you described. It's easily visible at a glance without obstructing my view of the road or mirrors. Arguably safer than looking down at the head unit would be. The cable routing never got in the way of anything. And no vibration issues either.