The document discusses autonomous vehicles (AVs) and the major hurdles facing their widespread adoption. It describes AVs as vehicles that can sense their environment and navigate without human input. Several automakers are developing semi-autonomous vehicles that can assist with braking and distance keeping but require human oversight. Fully autonomous vehicles that allow passengers to relax are the end goal. Major challenges include improving the technology, ensuring all vehicles on the road support autonomy, developing a gradual transition versus an abrupt change, and addressing issues like mapping every road and ethical decision making. Autonomous vehicles have potential to significantly change transportation if these hurdles can be overcome.