Where are all the autonomous cars?

Introduction

Five Levels of Autonomy

When ranking autonomous vehicles (AVs), experts use a five-level system that ranges from AVs that assist human drivers with some driving tasks, to ones that drive autonomously in all situations. The descriptions of each level as defined by the NHTSA¹ are detailed below.

Level 1 Automation: Driver Assistance
AV can assist human driver with one driving task in some situations

Level 1 vehicles can perform one driving task in some situations. In most modern vehicles there exists some kind of Level 1 autonomous feature, most commonly being adaptive cruise control that monitors the speed…