German car manufacturer BMW presents the “Vision Next 100” concept car during the 100th anniversary celebrations in Munich, Germany, Monday, March 7, 2016. (Photo by Matthias Schrader/AP Photo)





German car manufacturer BMW presents the “Vision Next 100” concept car during the 100th anniversary celebrations in Munich, Germany, Monday, March 7, 2016. (Photo by Matthias Schrader/AP Photo)





BMW presents the “Vision Next 100” concept car during centenary celebrations at the Olympic Hall in Munich, southern Germany March 7, 2016. (Photo by Michael Dalder/Reuters)





People look at the interior of the BMW “Vision Next 100” concept car during centenary celebrations at the Olympic Hall in Munich, southern Germany March 7, 2016. (Photo by Michael Dalder/Reuters)





BMW presents the “Vision Next 100” concept car during centenary celebrations at the Olympic Hall in Munich, southern Germany March 7, 2016. (Photo by Michael Dalder/Reuters)





View of the seating area on the Mercedes Benz F015 Luxury in Motion concept on display during the second press day of the North American International Auto Show in Detroit Tuesday, January 13, 2015. (Photo by Mark Blinch/Reuters)





Mercedes-Benz Concept IAA car is presented during the media day at the Frankfurt Motor Show (IAA) in Frankfurt Tuesday, September 15, 2015. (Photo by Ralph Orlowski/Reuters)





Toyota Motor Corp's concept car Toyota FCV PLUS is displayed at the 44th Tokyo Motor Show in Tokyo October 28, 2015. (Photo by Yuya Shino/Reuters)





The Faraday Future FFZERO1 electric concept car is shown after an unveiling at a news conference in Las Vegas Tuesday, January 5, 2016. (Photo by Steve Marcus/Reuters)





A three-seater Toyota Kikai concept car is displayed during the 2016 CES trade show in Las Vegas Saturday, January 9, 2016. (Photo by Steve Marcus/Reuters)





Visitors take pictures of Nissan Motor Co's concept car Nissan Concept 2020 Vision Gran Turismo displayed at the 44th Tokyo Motor Show in Tokyo, Japan Monday, November 2, 2015. (Photo by Issei Kato/Reuters)





Toyoda Gosei Co Ltd's personal mobility concept airbag car “Flesby” is displayed at the 44th Tokyo Motor Show in Tokyo Wednesday, October 28, 2015. (Photo by Yuya Shino/Reuters)





The Faraday Future FFZERO1 electric concept car is unveiled during a news conference in Las Vegas Tuesday, January 5, 2016. (Photo by Steve Marcus/Reuters)





Honda Motor Co's electric Micro Commuter Concept city vehicle is seen in an image released by Honda on November 10, 2011. (Photo by Reuters/Honda Motor Co)





Rear view of the Mercedes Benz F015 Luxury in Motion concept on display during the second press day of the North American International Auto Show in Detroit Tuesday, January 13, 2015. (Photo by Mark Blinch/Reuters)





A man sits inside Nissan Motor Co's New Mobility concept car displayed at the company's showroom in Yokohama Friday, November 1, 2013. (Photo by Yuya Shino/Reuters)





A woman walks past folded “Armadillo-T”, a foldable electric vehicle, at the Korea Advanced Institute of Science and Technology (KAIST) in Daejeon, South Korea Wednesday, September 4, 2013. With a click on a smartphone, the experimental “Armadillo-T” electric car made in South Korea will park itself and fold nearly in half, freeing up space in crowded cities. (Photo by Kim Hong-Ji/Reuters)





A researcher gets out of “Armadillo-T”, a foldable electric vehicle, at the Korea Advanced Institute of Science and Technology in Daejeon, South Korea Wednesday, September 4, 2013. (Photo by Kim Hong-Ji/Reuters)





Journalists surround the DS concept car “Divine” during his unveiling in Velizy-Villacoublay, France Thursday, September 04, 2014. (Photo by Philippe Wojazer/Reuters)





A model presents Toyota's concept vehicle Fun-Vii at a pre-Tokyo Motor show reception in a showroom in Tokyo, November 28, 2011. (Photo by Kim Kyung-Hoon/Reuters)





Models pose with Toyota Motor Corp's RiN concept vehicle, a car designed to promote healthy living with seats that make the driver and passengers sit upright, a steering wheel that senses the driver's mood and visual displays to promote calm during the 40th Tokyo Motor Show in Chiba Wednesday, October 24, 2007. (Photo by Kim Kyung-Hoon/Reuters)





Mercedes-Benz Vision Tokyo concept car is on display at the 44th Tokyo Motor Show in Tokyo Wednesday, October 28, 2015. (Photo by Toru Hanai/Reuters)





Toyota's gull-winged fuel-cell hybrid concept vehicle “Fine-X” in an image released in 2005. (Photo by Reuters/Stringer)





A visitor photographs a Kia Pop electric concept car displayed on media day at the Paris Mondial de l'Automobile Friday, October 1, 2010. (Photo by Jacky Naegelen/Reuters)





A model drives a Toyota i-REAL concept car at the Shanghai International Auto show, April 2009. (Photo by Aly Song/Reuters)





An EN-V, or “Electric Networked-Vehicle”, is driven by a General Motors' staff member during an event to unveil its concept car in Shanghai, March 24, 2010. (Photo by Nir Elias/Reuters)





The one-litre concept car “L1” of German car manufacturer Volkswagen is on display during the media day at the international car show “IAA” in Frankfurt Tuesday, September 15, 2009. (Photo by Ralph Orlowski/Reuters)





Model poses with Toyota concept car at motorshow in Kuala Lumpur Thursday, May 25, 2006. (Photo by Bazuki Muhammad/Reuters)





An EN-V, or “Electric Networked-Vehicle”, is driven by a General Motors' staff member during an event to unveil its new concept car in Shanghai Wednesday, March 24, 2010. (Photo by Nir Elias/Reuters)





Nissan's concept car R.D/B.X is displayed during 40th Tokyo Motor Show in Chiba Wednesday, October 24, 2007. (Photo by Yuriko Nakao/Reuters)





German carmaker Adam Opel presents the full electric vehicle “Opel RAK e” concept car at the International Motor Show in Frankfurt, September 13, 2011. (Photo by Kai Pfaffenbach/Reuters)





A Twizy Z.E. (Zero Emission) concept car is displayed at the Renault Champs Elysees showroom in Paris Friday, November 6, 2009. (Photo by Jacky Naegelen/Reuters)





Suzuki's one-person electric vehicle “Pixy” comes out of the “SSC” (Suzuki Sharing Coach) at a ddemonstration of the concept commuter models during the 40th Tokyo Motor Show in Chiba Thursday, October 25, 2007. (Photo by Kim Kyung-Hoon/Reuters)





The “smart for-us” concept car is displayed during the first press preview day for the North American International Auto Show in Detroit, January 9, 2012. (Photo by Rebecca Cook/Reuters)





Visitors look at Nissan Motor Co's New Mobility concept car at the company's showroom in Yokohama, south of Tokyo, May 10, 2013. (Photo by Toru Hanai/Reuters)





A model sits in a Haval E concept car from China's Great Wall Auto at Auto China 2012 in Beijing, April 23, 2012. (Photo by Jason Lee/Reuters)





A Nissan Pivo2 concept car is displayed during the first media day of the 78th Geneva Car Show at the Palexpo in Geneva Wednesday, March 05, 2008. (Photo by Arnd Wiegmann/Reuters)





The Honda P-NUT (Personal Neo Urban Transport) concept vehicle is unveiled at the LA Auto Show in Los Angeles, December 2009. (Photo by Lucy Nicholson/Reuters)





A Zoe Z.E. (Zero Emission) concept car is displayed during an exhibition of electric vehicle at the Renault Champs Elysees showroom in Paris, November 2009. (Photo by Jacky Naegelen/Reuters)





A GT by Citroen concept car is seen at the Moscow Auto Salon 2010 (the Moscow International Motor Show), August 2010. (Photo by Sergei Karpukhin/Reuters)





EN-V, or “Electric Networked-Vehicle”, General Motors and its China joint venture partner SAIC Motor Corp, are showcased during an event to unveil its new concept car in Shanghai, March 24, 2010. (Photo by Nir Elias/Reuters)