People pass by a sign referring to a family code referendum to take place on September 25 displayed in downtown Havana, Cuba, September 23, 2022. REUTERS/Alexandre Meneghini 

A billboard which reads "For the Cuban Families, your vote counts!" referring to a family code referendum to take place on September 25, is displayed in Havana, Cuba, September 19, 2022. REUTERS/Alexandre Meneghini 

Children react to a state organized pro-referendum demonstration in Havana, Cuba, September 17, 2022. REUTERS/Alexandre Meneghini 

A girl holds a banner which reads "Code Yes" referring to a family code referendum to take place on September 25, during a state organized pro-referendum demonstration in Havana, Cuba, September 17, 2022. REUTERS/Alexandre Meneghini 

A child holds a banner which reads "Code Yes" referring to a family code referendum to take place on September 25, during a state organized pro-referendum demonstration in Havana, Cuba, September 17, 2022. REUTERS/Alexandre Meneghini 

A state organized pro-referendum demonstration pass by the seafront Malecon in Havana, Cuba, September 17, 2022. REUTERS/Alexandre Meneghini 

A woman holds a banner which reads "Code Yes" referring to a family code referendum to take place on September 25, during a state organized pro-referendum demonstration in Havana, Cuba, September 17, 2022. REUTERS/Alexandre Meneghini 

A hand is seen on a laptop with binary code displayed on the screen in front of Russian flag in this picture illustration taken August 19, 2022. REUTERS/Dado Ruvic/Illustration 

A hand is seen on a laptop with binary codes displayed in front of the Chinese flag in this illustration taken, August 19, 2022. REUTERS/Dado Ruvic/Illustration 

A hand is seen on a laptop with binary codes displayed in front of the Ukrainian flag in this illustration taken, August 19, 2022. REUTERS/Dado Ruvic/Illustration 

A hand is seen on a laptop with binary codes displayed in front of the EU flag in this illustration taken, August 19, 2022. REUTERS/Dado Ruvic/Illustration 

A hand is seen on a laptop with binary codes displayed in front of the USA flag in this illustration taken, August 19, 2022. REUTERS/Dado Ruvic/Illustration 

Illustration shows a laptop with binary codes displayed in front of the UK flag in this illustration taken, August 19, 2022. REUTERS/Dado Ruvic/Illustration 

A view shows a screen displaying the two new colour health codes on the LeaveHomeSafe, a contact-tracing app for the coronavirus disease (COVID-19), during a news conference over the shortened COVID-19 quarantine period, in Hong Kong, China August 8, 2022. REUTERS/Tyrone Siu 

A model of an electronic voting machine is on display at the Source Code Inspection Department of the Supreme Electoral Court in Brasilia, Brazil. August 3, 2022. REUTERS/Ueslei Marcelino 

Models of an electronic voting machine are on display at the Source Code Inspection Department of the Supreme Electoral Court in Brasilia, Brazil. August 3, 2022. REUTERS/Ueslei Marcelino 

Armed Forces representatives inspect the coding of electronic voting machines that will be used for elections, at the Source Code Inspection Department of the Supreme Electoral Court in Brasilia, Brazil. August 3, 2022. REUTERS/Ueslei Marcelino 

Armed Forces representatives inspect the coding of electronic voting machines that will be used for elections, at the Source Code Inspection Department of the Supreme Electoral Court in Brasilia, Brazil. August 3, 2022. REUTERS/Ueslei Marcelino 

Armed Forces representatives inspect the coding of electronic voting machines that will be used for elections, at the Source Code Inspection Department of the Supreme Electoral Court in Brasilia, Brazil. August 3, 2022. REUTERS/Ueslei Marcelino 

Armed Forces representatives inspect the coding of electronic voting machines that will be used for elections, at the Source Code Inspection Department of the Supreme Electoral Court in Brasilia, Brazil. August 3, 2022. REUTERS/Ueslei Marcelino 

Armed Forces representatives inspect the coding of electronic voting machines that will be used for elections, at the Source Code Inspection Department of the Supreme Electoral Court in Brasilia, Brazil. August 3, 2022. REUTERS/Ueslei Marcelino 

A motorcycle driver shows his QR code on his smartphone to get fuel while he waits in a line to buy petrol from a fuel station, amid the country's economic crisis, in Colombo, Sri Lanka, August 1, 2022. REUTERS/Kim Kyung-Hoon 

A worker checks a driver’s QR code in a line to buy petrol from a fuel station, amid the country's economic crisis, in Colombo, Sri Lanka, August 1, 2022. REUTERS/Kim Kyung-Hoon 

Customers wait near a health code outside a beef hotpot chain Baheli, in Beijing, China July 25, 2022. REUTERS/Tingshu Wang 

Worshippers react during a service at a Methodist Church in Havana, Cuba, July 19, 2022. REUTERS/Alexandre Meneghini 

Worshippers react during a service at a Methodist Church in Havana, Cuba, July 19, 2022. REUTERS/Alexandre Meneghini TPX IMAGES OF THE DAY 

Worshippers react during a service at a Methodist Church in Havana, Cuba, July 19, 2022. REUTERS/Alexandre Meneghini 

A couple, Gabriela Alfonso Perez, 23, and Ria Acosta, 27, sits at a table in their garden together with Ria's daughter Ivelle Acosta, 2, in Havana, Cuba, July 13, 2022. REUTERS/Alexandre Meneghini 

A couple, Gabriela Alfonso Perez, 23, and Ria Acosta, 27, plays in their garden with Ria's daughter Ivelle Acosta, 2, in Havana, Cuba, July 13, 2022. REUTERS/Alexandre Meneghini 

Security guards check the health code app of people entering a business area before office hours, following a coronavirus disease (COVID-19) outbreak, in Beijing, China, July 14, 2022. REUTERS/Thomas Peter 

People show their health code app as they enter a business area before office hours, following a coronavirus disease (COVID-19) outbreak, in Beijing, China, July 14, 2022. REUTERS/Thomas Peter 

Security guards check the health code app of people entering a business area before office hours, following a coronavirus disease (COVID-19) outbreak, in Beijing, China, July 14, 2022. REUTERS/Thomas Peter 

People walk past QR codes for LeaveHomeSafe, a contact-tracing app for the coronavirus disease (COVID-19), in Hong Kong, China July 13, 2022. REUTERS/Lam Yik 

A QR code for LeaveHomeSafe, a contact-tracing app for the coronavirus disease (COVID-19), is seen on an electronic display outside a shopping mall, in Hong Kong, China July 13, 2022. REUTERS/Lam Yik 

People walk past a QR code for LeaveHomeSafe, a contact-tracing app for the coronavirus disease (COVID-19), in Hong Kong, China July 13, 2022. REUTERS/Lam Yik 

People walk past a QR code for LeaveHomeSafe, a contact-tracing app for the coronavirus disease (COVID-19), in Hong Kong, China July 13, 2022. REUTERS/Lam Yik 

A customer scans a QR code with her mobile phone before entering a restaurant, as restaurants resume dine-in services amid the coronavirus disease (COVID-19) outbreak, in Shanghai, China June 29, 2022. REUTERS/Aly Song TPX IMAGES OF THE DAY 

A customer scans a QR code with her mobile phone before entering a restaurant, as restaurants resume dine-in services amid the coronavirus disease (COVID-19) outbreak, in Shanghai, China June 29, 2022. REUTERS/Aly Song 

Colour-coded stacks of votes are pictured under posters with names of candidates for the Tiverton and Honiton by-election, at Lords Meadow Leisure Centre in Devon, Britain, June 24, 2022. REUTERS/Paul Childs REFILE-CORRECTING DATE 

Colour-coded stacks of votes are pictured under posters with names of candidates for the Tiverton and Honiton by-election, at Lords Meadow Leisure Centre in Devon, Britain, June 24, 2022. REUTERS/Paul Childs REFILE-CORRECTING DATE 

A QR code is displayed as part of a project carried out by Alberto Toro and his students for people to find out about the history of Pitarque through the voices of their remaining residents in Teruel, one of the least populated regions of the European Union, June 14, 2022. REUTERS/Susana Vera 

Customers show health codes before entering a restaurant as dine-in service resumes following the coronavirus disease (COVID-19) outbreak, in Beijing, China June 6, 2022. REUTERS/Tingshu Wang 

People walk past QR health codes at a shopping area during Dragon Boat Festival holiday, following the coronavirus disease (COVID-19) outbreak, in Beijing, China June 3, 2022. REUTERS/Tingshu Wang 

People scan QR health codes at an entrance of a shopping area during Dragon Boat Festival holiday, following the coronavirus disease (COVID-19) outbreak, in Beijing, China June 3, 2022. REUTERS/Tingshu Wang 

Workers wearing protective gear hold signs of a QR code for people to scan before entering the Shanghai World Financial Center in Lujiazui financial district, after the lockdown placed to curb the coronavirus disease (COVID-19) outbreak was lifted in Shanghai, China June 2, 2022. REUTERS/Aly Song 

A worker in a protective suit holds a sign with a QR code for commuters to register their information to enter a subway station, after the lockdown placed to curb the coronavirus disease (COVID-19) outbreak was lifted in Shanghai, China June 1, 2022. REUTERS/Aly Song 

Office workers wearing face masks scan a QR code before entering the Shanghai World Financial Center in Lujiazui financial district, after the lockdown placed to curb the coronavirus disease (COVID-19) outbreak was lifted in Shanghai, China June 1, 2022. REUTERS/Jason Xue 

People scan a health QR code before entering Sun Park on the day of its reopening after the government eased some of the restrictions, amid the coronavirus disease (COVID-19) outbreak in Beijing, China May 29, 2022. REUTERS/Carlos Garcia Rawlins 

People scan a QR code with their mobile phones before entering an office complex at the Central Business District (CBD) in Chaoyang district, amid the coronavirus disease (COVID-19) outbreak in Beijing, China May 5, 2022. REUTERS/Carlos Garcia Rawlins 

The word Pegasus and binary code are displayed on a smartphone which is placed on a keyboard in this illustration taken May 4, 2022. REUTERS/Dado Ruvic/Illustration 

The word Pegasus, binary code and the Spanish flag are seen in this illustration taken May 4, 2022. REUTERS/Dado Ruvic/Illustration 

A padlock is seen in front of the word 'spyware' and binary code in this illustration taken May 4, 2022. REUTERS/Dado Ruvic/Illustration 

The word Spyware and binary code are displayed in this illustration taken May 4, 2022. REUTERS/Dado Ruvic/Illustration 

The word spyware and binary code are displayed in this illustration taken May 4, 2022. REUTERS/Dado Ruvic/Illustration 

The word Pegasus and binary code are displayed in this illustration taken May 4, 2022. REUTERS/Dado Ruvic/Illustration 

The word Pegasus and binary code are displayed on a smartphone which is placed on a keyboard in this illustration taken May 4, 2022. REUTERS/Dado Ruvic/Illustration 

The word Pegasus and binary code are displayed on a smartphone which is placed on a keyboard in this illustration taken May 4, 2022. REUTERS/Dado Ruvic/Illustration 

The word Pegasus and binary code are displayed on a smartphone which is placed on a keyboard in this illustration taken May 4, 2022. REUTERS/Dado Ruvic/Illustration 

A worker wearing personal protective equipment (PPE) shows a health QR code to a resident at a makeshift nucleic acid testing site amid the coronavirus disease (COVID-19) outbreak in Beijing, China May 3, 2022. REUTERS/Carlos Garcia Rawlins 

A worker in a protective suit holds a health QR code next to a line of people waiting for a nucleic acid test at a mass testing site for the coronavirus disease (COVID-19) amid the outbreak, during the Labour Day holiday in Beijing, China May 1, 2022. REUTERS/Alessandro Diviggiano