The big guns are taking on autonomous driving with serious intent.
Since then, Lyft has partnered with tier-one automotive industry supplier Magna on autonomous vehicle technology.
The armed forces are also sponsoring research on autonomous vehicles.
Google has been working on autonomous cars for some time.
Other research has focused on autonomous vehicles replacing traditional buses and public transport shuttles.
On Thursday, the Transportation Department made its first formal policy statement on autonomous vehicles.
The highest-profile contests focused on autonomous vehicles in 2004, 2005 and 2007.
I was disappointed to read your portrayal of the federal government's view on autonomous vehicles.
In recent years, Islamic militant organisations have become much "flatter" – less hierarchic, less organised, based more on autonomous cells.
Auto supplier Delphi Corp, which is also working on autonomous vehicle software, was recently selected to test autonomous vehicles on the island and plans to start next year.
The company has also hired Paul Furgale, a researcher on autonomous vehicles, according to a report by The Wall Street Journal.
