A visitor takes pictures with a smartphone of an artwork entitled “Blue Europe, 2015” by Chinese artist Liu Bolin, on display during the exhibition “Visible Invisible” at the Mudec Museum in Milan on May 14, 2019. Liu Bolin known as “the invisible man” for his photographic self-portraits, focused on a body-painting blending with the surrounding area. (Photo by Miguel Medina/AFP Photo)

The first autonomous and electric shuttle of PostAuto Schweiz in the old village of Sion, Switzerland, June 2016. (Photo by Ruben Sprich/Reuters)

Comedian Jeffrey Ross (C) arrives at Comedy Central's Roast of Charlie Sheen held at Sony Studios on September 10, 2011 in Los Angeles, California. (Photo by Christopher Polk/Getty Images)

A model presents a creation from the Juozas Statkevicius Spring-Summer 2018 fashion collection in Vilnius, Lithuania, Thursday, November 9, 2017. (Photo by Mindaugas Kulbis/AP Photo)

In this Thursday, March 19, 2015 photo, workers in outfits made from scrap material parade through a farm on the rooftop of a door manufacturer in Chongqing municipality in southwest China. Employees of the company designed and modeled their garments as part of an environmental sustainability-themed fashion show, which was held by the firm as a morale-booster for employees. (Photo by AP Photo)

People try out the XIM 17 vehicle interior concept unveiled by Yanfeng Automotive Interiors during the North American International Auto Show in Detroit, Michigan, U.S., January 10, 2017. (Photo by Brendan McDermid/Reuters)

A 2020 Jeep Gladiator Rubicon is displayed during the Los Angeles Auto Show on Wednesday, November 28, 2018, in Los Angeles. (Photo by Chris Carlson/AP Photo)

Pornstar Asa Akira made an appearance at the new Pornhub shop in New York, USA on Friday, November 25, 2017. Pornhub is a pornographic video sharing website and the largest pоrnography site on the Internet. The new pop-up will be open in New York's SoHo until 20 December. (Photo by Curtis Means/ACE Pictures/Rex Features/Shutterstock)