Revellers enjoy themselves during Hogmanay celebrations in Edinburgh, Scotland on December 31, 2017. (Photo by Russell Cheyne/Reuters)

A robot named “Robovie-II”, developed by Japanese robotics research institution ATR, moves around at a grocery store during a shopping assisting experiment by utilizing the robot in an ubiquitous network technology platform in Kyoto, western Japan January 6, 2010. (Photo by Yuriko Nakao/Reuters)

A Flemish demonstrator, one of thousands who gathered for a march through Brussels to protest against what the Flemings call their subjucation by the French-speaking Walloons, draws back as he is jeered by a crowd of Walloons on the pavement in a Brussels Street, on October 14, 1962. The Flemish demonstrators clashed with Walloon counter demonstrators as riot police sought to maintain order. The Flemings claim that although they form 60% of the population in Belgium, they are inadequately represented in the government, and they say, the Walloons get most of the top jobs in the armed forces and the diplomatic service. (Photo by AP Photo)

A young Chinese girl dressed in Christmas costume, hugs a pedestrian on a street to celebrate Christmas in Nanjing city, east China's Jiangsu province, 23 December 2015. (Photo by Imaginechina/Splash News)

Tsunami, an eleven year old female Sumatran Orangutan eats a fruit platter during her birthday celebration at the National Zoo Ape Center in Kuala Lumpur, Malaysia, Thursday, December 31, 2015. (Photo by Manan Vatsyayana/AFP Photo)

A model presents a creation at a metro station during a show opening the Moscow Fashion Week in Moscow, Russia on October 22, 2019. (Photo by Evgenia Novozhenina/Reuters)

New Zealand Defence Force personal perform a haka during Te Rau Aroha, an evening to commemorate Maori service in the New Zealand Armed Forces on February 05, 2020 in Waitangi, New Zealand. The Waitangi Day national holiday celebrates the signing of the treaty of Waitangi on February 6, 1840 by Maori chiefs and the British Crown, that granted the Maori people the rights of British Citizens and ownership of their lands and other properties. (Photo by Fiona Goodall/Getty Images)

Actresses from left Jurnee Smollett-Bell, Rosie Perez, Mary Elizabeth Winstead, Margot Robbie and Ella Jay Basco pose for a selfie photo upon arrival at the world premiere of “Birds of Prey” in London, Wednesday, January 29, 2020. (Photo by Joel C. Ryan/Invision/AP Photo)