An A.I.-powered life-size hologram of Portl inventor David Nussbaum is seen next to another hologram, in Gardena, near Los Angeles, California, U.S., August 3, 2020. REUTERS/Lucy Nicholson

Portl inventor David Nussbaum is shown with an A.I.-powered life-size hologram of himself in Gardena, near Los Angeles, California, U.S., August 3, 2020. REUTERS/Lucy Nicholson

Portl inventor David Nussbaum poses for a photo next to an A.I.-powered life-size hologram of himself in Gardena, near Los Angeles, California, U.S., August 3, 2020. REUTERS/Lucy Nicholson

Portl inventor David Nussbaum poses for a photo next to an A.I.-powered life-size hologram of himself in Gardena, near Los Angeles, California, U.S., August 3, 2020. REUTERS/Lucy Nicholson

An employee of an Israeli company shows a mask fitted with a mechanical mouth that opens to enable diners to eat without taking it off, as the coronavirus disease (COVID-19) restrictions ease, at Avtipus Patents and Inventions lab in Or Yehuda, Israel May 18, 2020. REUTERS/Amir Cohen

Meir Gitelis, co-developer of an Israeli company, eats while wearing a mask fitted with a mechanical mouth that opens to enable diners to eat without taking it off, as the coronavirus disease (COVID-19) restrictions ease, at Avtipus Patents and Inventions lab in Or Yehuda, Israel May 18, 2020. REUTERS/Amir Cohen

Meir Gitelis, co-developer of an Israeli company, eats while wearing a mask fitted with a mechanical mouth that opens to enable diners to eat without taking it off, as the coronavirus disease (COVID-19) restrictions ease, at Avtipus Patents and Inventions lab in Or Yehuda, Israel May 18, 2020. REUTERS/Amir Cohen

An employee looks at a screen displaying a computer image of a face mask fitted with a mechanical mouth that opens to enable diners to eat without taking it off, as the coronavirus disease (COVID-19) restrictions ease, at Avtipus Patents and Inventions lab in Or Yehuda, Israel May 18, 2020. REUTERS/Amir Cohen

Young inventors hold a developed prototype of a simple lung ventilator called Q-Vent, for infected patients facing the coronavirus disease (COVID-19), which was created at Comenius University in Bratislava, Slovakia April 2, 2020. Picture taken April 2, 2020. This device don't replace lung ventilation but helps ride through a certain period of waiting for the lung ventilation – which is the biggest problem in Italy. REUTERS/Radovan Stoklasa

A young inventor holds a developed prototype of a simple lung ventilator called Q-Vent, for infected patients facing the coronavirus disease (COVID-19), which was created at Comenius University in Bratislava, Slovakia April 2, 2020. Picture taken April 2, 2020. This device don't replace lung ventilation but helps ride through a certain period of waiting for the lung ventilation – which is the biggest problem in Italy. REUTERS/Radovan Stoklasa

Young inventors Samuel Furka, Daniel Furka and Dalibor Gallik present a prototype of a simple lung ventilator called Q-Vent, for infected patients facing the coronavirus disease (COVID-19), which was created at Comenius University in Bratislava, Slovakia April 2, 2020. Picture taken April 2, 2020. This device don't replace lung ventilation but helps ride through a certain period of waiting for the lung ventilation – which is the biggest problem in Italy. REUTERS/Radovan Stoklasa

Young inventors Daniel Furka, Dalibor Gallik and Samuel Furka present a prototype of a simple lung ventilator called Q-Vent, for infected patients facing the coronavirus disease (COVID-19), which was created at Comenius University in Bratislava, Slovakia April 2, 2020. Picture taken April 2, 2020. This device don't replace lung ventilation but helps ride through a certain period of waiting for the lung ventilation – which is the biggest problem in Italy. REUTERS/Radovan Stoklasa

French inventor Franky Zapata is seen after he succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata poses with a placard after he succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata and his wife Christelle are seen after Zapata succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata is seen after he succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata is seen during the news conference after he succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata is seen during the news conference after he succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata reacts after he succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata reacts after he succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata reacts after he succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata breaks down in tears and gets a hug from his wife Christelle after he succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata is seen during the news conference after he succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata breaks down in tears and gets a hug from his wife Christelle after he succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata is seen during the news conference after he succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata is seen during the news conference after he succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata and his wife Christelle react after Zapata succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata is seen during the news conference after he succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata is seen during the news conference after he succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata is seen during the news conference after he succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata is seen during the news conference after he succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata is seen during the news conference after he succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata and his wife Christelle react after Zapata succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata and his wife Christelle react after Zapata succeeded in crossing the English Channel on a jet-powered Flyboard he designed in Bleriot Plage, France, August 4, 2019. REUTERS/Johanna Geron

French inventor Franky Zapata takes off on a Flyboard for a second attempt to cross the English channel from Sangatte to Dover, in Sangatte, France, August 4, 2019. REUTERS/Yves Herman

French inventor Franky Zapata takes off on a Flyboard for a second attempt to cross the English channel from Sangatte to Dover, in Sangatte, France, August 4, 2019. REUTERS/Yves Herman

French inventor Franky Zapata arrives to Dover on a Flyboard during his second attempt to cross the English channel from Sangatte to Dover, Britain August 4, 2019 REUTERS/Henry Nicholls

French inventor Franky Zapata arrives to Dover on a Flyboard during his second attempt to cross the English channel from Sangatte to Dover, Britain August 4, 2019 REUTERS/Henry Nicholls

French inventor Franky Zapata arrives to Dover on a Flyboard during his second attempt to cross the English channel from Sangatte to Dover, Britain August 4, 2019 REUTERS/Henry Nicholls

French inventor Franky Zapata arrives to Dover on a Flyboard during his second attempt to cross the English channel from Sangatte to Dover, Britain August 4, 2019 REUTERS/Henry Nicholls

REFILE - CORRECTING GRAMMAR French inventor Franky Zapata's wife Christelle reacts after receiving news of her husband crossing the English channel on a Flyboard after a second attempt, from Sangatte to Dover, in Sangatte, France, August 4, 2019. REUTERS/Yves Herman

REFILE - CORRECTING GRAMMAR French inventor Franky Zapata's wife Christelle reacts after receiving news of her husband crossing the English channel on a Flyboard after a second attempt, from Sangatte to Dover, in Sangatte, France, August 4, 2019. REUTERS/Yves Herman

REFILE - CORRECTING GRAMMAR French inventor Franky Zapata's wife Christelle reacts after receiving news of her husband crossing the English channel on a Flyboard after a second attempt, from Sangatte to Dover, in Sangatte, France, August 4, 2019. REUTERS/Yves Herman

REFILE - CORRECTING GRAMMAR French inventor Franky Zapata's wife Christelle reacts after receiving news of her husband crossing the English channel on a Flyboard after a second attempt, from Sangatte to Dover, in Sangatte, France, August 4, 2019. REUTERS/Yves Herman

REFILE - CORRECTING GRAMMAR French inventor Franky Zapata's wife Christelle reacts after receiving news of her husband crossing the English channel on a Flyboard after a second attempt, from Sangatte to Dover, in Sangatte, France, August 4, 2019. REUTERS/Yves Herman

REFILE - CORRECTING GRAMMAR French inventor Franky Zapata's wife Christelle reacts after receiving news of her husband crossing the English channel on a Flyboard after a second attempt, from Sangatte to Dover, in Sangatte, France, August 4, 2019. REUTERS/Yves Herman

French inventor Franky Zapata takes off on a Flyboard for a second attempt to cross the English channel from Sangatte to Dover, in Sangatte, France, August 4, 2019. REUTERS/Yves Herman

French inventor Franky Zapata takes off on a Flyboard for a second attempt to cross the English channel from Sangatte to Dover, in Sangatte, France, August 4, 2019. REUTERS/Yves Herman

French inventor Franky Zapata takes off on a Flyboard for a second attempt to cross the English channel from Sangatte to Dover, in Sangatte, France, August 4, 2019. REUTERS/Yves Herman

French inventor Franky Zapata arrives to Dover on a Flyboard during his second attempt to cross the English channel from Sangatte to Dover, Britain August 4, 2019 REUTERS/Henry Nicholls TPX IMAGES OF THE DAY

REFILE - CORRECTING BYLINE French inventor Franky Zapata arrives to Dover on a Flyboard during his second attempt to cross the English channel from Sangatte to Dover, Britain August 4, 2019 REUTERS/Henry Nicholls

REFILE - CORRECTING BYLINE French inventor Franky Zapata arrives to Dover on a Flyboard during his second attempt to cross the English channel from Sangatte to Dover, Britain August 4, 2019 REUTERS/Henry Nicholls

REFILE - CORRECTING BYLINE French inventor Franky Zapata arrives to Dover on a Flyboard during his second attempt to cross the English channel from Sangatte to Dover, Britain August 4, 2019 REUTERS/Henry Nicholls

REFILE - CORRECTING BYLINE French inventor Franky Zapata arrives to Dover on a Flyboard during his second attempt to cross the English channel from Sangatte to Dover, Britain August 4, 2019 REUTERS/Henry Nicholls

REFILE - CORRECTING BYLINE French inventor Franky Zapata arrives to Dover on a Flyboard during his second attempt to cross the English channel from Sangatte to Dover, Britain August 4, 2019 REUTERS/Henry Nicholls

REFILE - CORRECTING BYLINE French inventor Franky Zapata arrives to Dover on a Flyboard during his second attempt to cross the English channel from Sangatte to Dover, Britain August 4, 2019 REUTERS/Henry Nicholls

REFILE - CORRECTING GRAMMAR French inventor Franky Zapata's wife Christelle waits for news from her husband as he flies on a Flyboard for a second attempt to cross the English channel from Sangatte to Dover, in Sangatte, France, August 4, 2019. REUTERS/Yves Herman

French inventor Franky Zapata takes off on a Flyboard for a second attempt to cross the English channel from Sangatte to Dover, in Sangatte, France, August 4, 2019. REUTERS/Johanna Geron