Will selling cars become a lot less profitable than it was?

Now days we do much of our shopping for cars online and some even buy the vehicle without setting foot in it.  Much of that is thanks to platforms such as Carzone or CarsIreland, all of which are owned by the Motion Group.  But in an age of improving public transport and even self-driving taxis, will selling cars become a lot less profitable than it was? All to discuss with Ger Toher Chief Operating Officer of Motion, the parent company behind Carzone and CarTell.