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LYON, FRANCE - FEBRUARY 05: Founder of the left wing movement 'La France Insoumise' and candidate for the 2017 French Presidential Election Jean Luc Melenchon (C) is surrounded by his supporters at the end of his meeting on February 5, 2017 in Lyon, France. Jean Luc Melenchon has succeeded in the challenge of being in a meeting in flesh and bone in Lyon and at the same time in Paris appearing with a clapping of fingers in the form of hologram near Paris. In total, nearly 18000 people have made the trip including 6000 to see the silhouette in 3D. For nearly two hours, the candidate spoke of his measures for culture, education, environment and his vision of the future of humanity. (Photo by Clement Mahoudeau/IP3/Getty Images)

LYON, FRANCE - FEBRUARY 05: Founder of the left wing movement 'La France Insoumise' and candidate for the 2017 French Presidential Election Jean Luc Melenchon (C) is surrounded by his supporters at the end of his meeting on February 5, 2017 in Lyon, France. Jean Luc Melenchon has succeeded in the challenge of being in a meeting in flesh and bone in Lyon and at the same time in Paris appearing with a clapping of fingers in the form of hologram near Paris. In total, nearly 18000 people have made the trip including 6000 to see the silhouette in 3D. For nearly two hours, the candidate spoke of his measures for culture, education, environment and his vision of the future of humanity. (Photo by Clement Mahoudeau/IP3/Getty Images)

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LYON, FRANCE - FEBRUARY 05: A view of public who is came attending a meeting of the founder of the left wing movement 'La France Insoumise' and candidate for the 2017 French Presidential Election Jean Luc Melenchon on February 5, 2017 in Lyon, France. Jean Luc Melenchon has succeeded in the challenge of being in a meeting in flesh and bone in Lyon and at the same time in Paris appearing with a clapping of fingers in the form of hologram near Paris. In total, nearly 18000 people have made the trip including 6000 to see the silhouette in 3D. For nearly two hours, the candidate spoke of his measures for culture, education, environment and his vision of the future of humanity. (Photo by Clement Mahoudeau/IP3/Getty Images)

LYON, FRANCE - FEBRUARY 05: A view of public who is came attending a meeting of the founder of the left wing movement 'La France Insoumise' and candidate for the 2017 French Presidential Election Jean Luc Melenchon on February 5, 2017 in Lyon, France. Jean Luc Melenchon has succeeded in the challenge of being in a meeting in flesh and bone in Lyon and at the same time in Paris appearing with a clapping of fingers in the form of hologram near Paris. In total, nearly 18000 people have made the trip including 6000 to see the silhouette in 3D. For nearly two hours, the candidate spoke of his measures for culture, education, environment and his vision of the future of humanity. (Photo by Clement Mahoudeau/IP3/Getty Images)

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LYON, FRANCE - FEBRUARY 05: A view of public who is came attending a meeting of the founder of the left wing movement 'La France Insoumise' and candidate for the 2017 French Presidential Election Jean Luc Melenchon on February 5, 2017 in Lyon, France. Jean Luc Melenchon has succeeded in the challenge of being in a meeting in flesh and bone in Lyon and at the same time in Paris appearing with a clapping of fingers in the form of hologram near Paris. In total, nearly 18000 people have made the trip including 6000 to see the silhouette in 3D. For nearly two hours, the candidate spoke of his measures for culture, education, environment and his vision of the future of humanity. (Photo by Clement Mahoudeau/IP3/Getty Images)

LYON, FRANCE - FEBRUARY 05: A view of public who is came attending a meeting of the founder of the left wing movement 'La France Insoumise' and candidate for the 2017 French Presidential Election Jean Luc Melenchon on February 5, 2017 in Lyon, France. Jean Luc Melenchon has succeeded in the challenge of being in a meeting in flesh and bone in Lyon and at the same time in Paris appearing with a clapping of fingers in the form of hologram near Paris. In total, nearly 18000 people have made the trip including 6000 to see the silhouette in 3D. For nearly two hours, the candidate spoke of his measures for culture, education, environment and his vision of the future of humanity. (Photo by Clement Mahoudeau/IP3/Getty Images)