Jaguar:

Jaguar Land Rover reveals its ‘360 Virtual Urban Windscreen’ research, which uses transparent roof pillars to give the driver a 360o view outside the car
 To aid navigation on busy urban roads, a ghost car could be projected in front of the car for the driver to follow.
 
 The concept uses future Heads-Up Display technology to provide information to keep the driver’s eyes on the road and reduce distraction