A teacher gives girls and boys an Arabic alphabet lesson at a Koran recitation class during the holy month of Ramadan at the Grand mosque in Sanaa, Yemen April 21, 2021. Pictures taken April 21, 2021. REUTERS/Khaled Abdullah

A boy recites the Koran as he attends an Arabic alphabet lesson during the holy month of Ramadan at the Grand mosque in Sanaa, Yemen April 21, 2021. Pictures taken April 21, 2021. REUTERS/Khaled Abdullah

Boys read out Arabic alphabet during a Koran recitation class at the Grand Mosque in Sanaa, Yemen April 21, 2021. Picture taken April 21, 2021. REUTERS/Khaled Abdullah

Girls read out Arabic alphabet during a Koran recitation class at the Grand Mosque in Sanaa, Yemen April 21, 2021. Picture taken April 21, 2021. REUTERS/Khaled Abdullah

A man walks past a series of paintings by Jorgge Menna Barreto titled 'Mauvais Alphabet' which has gone on display in the city centre as part of the Liverpool Biennial art project in Liverpool, Britain, March 17, 2021. REUTERS/Phil Noble

The Ryan Slatko Trio performs at Rue-B, a live jazz bar in the Alphabet City neighborhood of Manhattan, New York City as new restrictions were announced on bars and restaurants for 10 PM closure, to help fight the spread of the coronavirus disease (COVID-19), November 13, 2020. REUTERS/Andrew Kelly

The Ryan Slatko Trio performs at Rue-B, a live jazz bar in the Alphabet City neighborhood of Manhattan, New York City as new restrictions were announced on bars and restaurants for 10 PM closure, to help fight the spread of the coronavirus disease (COVID-19), November 13, 2020. REUTERS/Andrew Kelly

People celebrate media announcing that Democratic U.S. presidential nominee Joe Biden has won the 2020 U.S. presidential election in the Alphabet City neighborhood of Manhattan, in New York City, U.S. November 7, 2020. REUTERS/Andrew Kelly

A figure depicting the head of U.S President Donald Trump is pictured as people celebrate (not pictured) media announcing that Democratic U.S. presidential nominee Joe Biden has won the 2020 U.S. presidential election in the Alphabet City neighborhood of Manhattan, in New York City, U.S. November 7, 2020. REUTERS/Andrew Kelly

A figure depicting the head of U.S President Donald Trump is pictured as people celebrate (not pictured) media announcing that Democratic U.S. presidential nominee Joe Biden has won the 2020 U.S. presidential election in the Alphabet City neighborhood of Manhattan, in New York City, U.S. November 7, 2020. REUTERS/Andrew Kelly

A person holding a figure depicting the head of U.S. President Donald Trump celebrates media announcing that Democratic U.S. presidential nominee Joe Biden has won the 2020 U.S. presidential election in the Alphabet City neighborhood of Manhattan, in New York City, U.S. November 7, 2020. REUTERS/Andrew Kelly TPX IMAGES OF THE DAY

A person holding a figure depicting the head of U.S President Donald Trump celebrates media announcing that Democratic U.S. presidential nominee Joe Biden has won the 2020 U.S. presidential election in the Alphabet City neighborhood of Manhattan, in New York City, U.S. November 7, 2020. REUTERS/Andrew Kelly

A woman celebrates media announcing that Democratic U.S. presidential nominee Joe Biden has won the 2020 U.S. presidential election in the Alphabet City neighborhood of Manhattan, in New York City, U.S. November 7, 2020. REUTERS/Andrew Kelly

People celebrate media announcing that Democratic U.S. presidential nominee Joe Biden has won the 2020 U.S. presidential election in the Alphabet City neighborhood of Manhattan, in New York City, U.S. November 7, 2020. REUTERS/Andrew Kelly

People celebrate media announcing that Democratic U.S. presidential nominee Joe Biden has won the 2020 U.S. presidential election in the Alphabet City neighborhood of Manhattan, in New York City, U.S. November 7, 2020. REUTERS/Andrew Kelly

People celebrate media announcing that Democratic U.S. presidential nominee Joe Biden has won the 2020 U.S. presidential election in the Alphabet City neighborhood of Manhattan, in New York City, U.S. November 7, 2020. REUTERS/Andrew Kelly

People celebrate media announcing that Democratic U.S. presidential nominee Joe Biden has won the 2020 U.S. presidential election in the Alphabet City neighborhood of Manhattan, in New York City, U.S. November 7, 2020. REUTERS/Andrew Kelly

People celebrate media announcing that Democratic U.S. presidential nominee Joe Biden has won the 2020 U.S. presidential election in Alphabet City neighborhood of Manhattan, in New York City, U.S. November 7, 2020. REUTERS/Andrew Kelly

Women celebrate media announcing that Democratic U.S. presidential nominee Joe Biden has won the 2020 U.S. presidential election in Alphabet City neighborhood of Manhattan, in New York City, U.S. November 7, 2020. REUTERS/Andrew Kelly

Women celebrate media announcing that Democratic U.S. presidential nominee Joe Biden has won the 2020 U.S. presidential election in Alphabet City neighborhood of Manhattan, in New York City, U.S. November 7, 2020. REUTERS/Andrew Kelly

People celebrate media announcing that Democratic U.S. presidential nominee Joe Biden has won the 2020 U.S. presidential election in Alphabet City neighborhood of Manhattan, in New York City, U.S. November 7, 2020. REUTERS/Andrew Kelly TPX IMAGES OF THE DAY

People celebrate media announcing that Democratic U.S. presidential nominee Joe Biden has won the 2020 U.S. presidential election in Alphabet City neighborhood of Manhattan, in New York City, U.S. November 7, 2020. REUTERS/Andrew Kelly

People hug as they celebrate media announcing that Democratic U.S. presidential nominee Joe Biden has won the 2020 U.S. presidential election in Alphabet City neighborhood of Manhattan, in New York City, U.S. November 7, 2020. REUTERS/Andrew Kelly

People celebrate media announcing that Democratic U.S. presidential nominee Joe Biden has won the 2020 U.S. presidential election in Alphabet City neighborhood of Manhattan, in New York City, U.S. November 7, 2020. REUTERS/Andrew Kelly

People celebrate media announcing that Democratic U.S. presidential nominee Joe Biden has won the 2020 U.S. presidential election in Alphabet City neighborhood of Manhattan, in New York City, U.S. November 7, 2020. REUTERS/Andrew Kelly

CEO of Google and Alphabet Sundar Pichai testifies remotely during the Senate Commerce, Science, and Transportation Committee hearing 'Does Section 230's Sweeping Immunity Enable Big Tech Bad Behavior?', on Capitol Hill in Washington, DC, U.S., October 28, 2020. Greg Nash/Pool via REUTERS

CEO of Google and Alphabet Sundar Pichai testifies remotely during the Senate Commerce, Science, and Transportation Committee hearing 'Does Section 230's Sweeping Immunity Enable Big Tech Bad Behavior?', on Capitol Hill in Washington, DC, U.S., October 28, 2020. Greg Nash/Pool via REUTERS

Sundar Pichai, CEO of Google's Alphabet Inc., is seen as he testifies remotely during a Senate Commerce, Science and Transportation hearing to discuss "reforming Section 230 of the Communications Decency Act," which protects internet companies, on Capitol Hill in Washington, U.S., October 28, 2020. U.S. Senate Committee on Commerce, Science and Transportation/Handout via REUTERS

Sundar Pichai, CEO of Google's Alphabet Inc., is seen as he testifies remotely during a Senate Commerce, Science and Transportation hearing to discuss "reforming Section 230 of the Communications Decency Act," which protects internet companies, on Capitol Hill in Washington, U.S., October 28, 2020. U.S. Senate Committee on Commerce, Science and Transportation/Handout via REUTERS

CEO of Google and Alphabet Sundar Pichai appears on a monitor as he testifies remotely during the Senate Commerce, Science, and Transportation Committee hearing 'Does Section 230's Sweeping Immunity Enable Big Tech Bad Behavior?', on Capitol Hill in Washington, DC, U.S., October 28, 2020. Michael Reynolds/Pool via REUTERS

CEO of Google and Alphabet Sundar Pichai appears on a monitor as he testifies remotely during the Senate Commerce, Science, and Transportation Committee hearing 'Does Section 230's Sweeping Immunity Enable Big Tech Bad Behavior?', on Capitol Hill in Washington, DC, U.S., October 28, 2020. Michael Reynolds/Pool via REUTERS

CEO of Google and Alphabet Sundar Pichai appears on a monitor as he testifies remotely during the Senate Commerce, Science, and Transportation Committee hearing 'Does Section 230's Sweeping Immunity Enable Big Tech Bad Behavior?', on Capitol Hill in Washington, DC, U.S., October 28, 2020. Michael Reynolds/Pool via REUTERS

CEO of Google and Alphabet Sundar Pichai appears on a monitor as he testifies remotely during the Senate Commerce, Science, and Transportation Committee hearing 'Does Section 230's Sweeping Immunity Enable Big Tech Bad Behavior?', on Capitol Hill in Washington, DC, U.S., October 28, 2020. Michael Reynolds/Pool via REUTERS

Dorcas Kipkeroi, a honey vendor uses her cell phone to test the Loon technology internet via video call as Alphabet Inc begins offering the world's first commercial high-speed internet using balloons to villagers in Radad, Baringo County, Kenya July 8, 2020. REUTERS/Jackson Njehia

Telkom Kenya CEO Mugo Kibati uses his cell phone to test the Loon technology internet via video call as Alphabet Inc begins offering the world's first commercial high-speed internet using balloons to villagers in Radad, Baringo County, Kenya July 8, 2020. REUTERS/Jackson Njehia

Telkom Kenya CEO Mugo Kibati uses his cell phone to test the Loon technology internet via video call as Alphabet Inc begins offering the world's first commercial high-speed internet using balloons to villagers in Radad, Baringo County, Kenya July 8, 2020. REUTERS/Jackson Njehia

Kenyan Cabinet Secretary in the Ministry of Information and Communications Joe Mucheru uses his cell phone on the Loon technology internet to stream a live video call of Kenya's President Uhuru Kenyatta addressing villagers as Alphabet Inc begins offering the world's first commercial high-speed internet using balloons to villagers in Radad, Baringo County, Kenya July 8, 2020. REUTERS/Jackson Njehia

Dorcas Kipkeroi, a honey vendor uses her cell phone to test the Loon technology internet via video call as Alphabet Inc begins offering the world's first commercial high-speed internet using balloons to villagers in Radad, Baringo County, Kenya July 8, 2020. REUTERS/Jackson Njehia

Kenyan Cabinet Secretary in the Ministry of Information and Communications Joe Mucheru uses his cell phone on the Loon technology internet to stream a live video call of Kenya's President Uhuru Kenyatta addressing villagers as Alphabet Inc begins offering the world's first commercial high-speed internet using balloons to villagers in Radad, Baringo, Kenya July 8, 2020. REUTERS/Jackson Njehia

Google Chrome logo is seen near cyber code and words "spy" in this illustration picture taken June 18, 2020. REUTERS/Dado Ruvic/Illustration

Google Chrome logo is seen near cyber code and words "spy" in this illustration picture taken June 18, 2020. REUTERS/Dado Ruvic/Illustration

Google Chrome logo is seen near cyber code and words "spy" in this illustration picture taken June 18, 2020. REUTERS/Dado Ruvic/Illustration

The offices of Alphabet's Sidewalk Labs "smart city" are seen after the company announced it has pulled out of its project due to economic uncertainty in Toronto, Ontario, Canada May 7, 2020. REUTERS/Chris Helgren

The offices of Alphabet's Sidewalk Labs "smart city" lie vacant due to coronavirus disease (COVID-19), after the company announced it has pulled out of its project due to economic uncertainty in Toronto, Ontario, Canada May 7, 2020. REUTERS/Chris Helgren

Building models are seen at the offices of Alphabet's Sidewalk Labs "smart city" after the company announced it has pulled out of its project due to economic uncertainty in Toronto, Ontario, Canada May 7, 2020. REUTERS/Chris Helgren

Building models are seen at the offices of Alphabet's Sidewalk Labs "smart city" after the company announced it has pulled out of its project due to economic uncertainty in Toronto, Ontario, Canada May 7, 2020. REUTERS/Chris Helgren

The proposed site of Alphabet's Sidewalk Labs "smart city" is seen after the company announced it has pulled out of its project due to economic uncertainty in Toronto, Ontario, Canada May 7, 2020. REUTERS/Chris Helgren

The proposed site of Alphabet's Sidewalk Labs "smart city"is seen after the company announced it has pulled out of its project due to economic uncertainty in Toronto, Ontario, Canada May 7, 2020. REUTERS/Chris Helgren

The proposed site of Alphabet's Sidewalk Labs "smart city" is seen after the company announced it has pulled out of its project due to economic uncertainty in Toronto, Ontario, Canada May 7, 2020. REUTERS/Chris Helgren

A truck leaves an Eastern Waterfront work site after Alphabet's Sidewalk Labs announced it pulled out of the neighbouring "smart city" project due to economic uncertainty in Toronto, Ontario, Canada May 7, 2020. REUTERS/Chris Helgren

A welder works on an Eastern Waterfront site after Alphabet's Sidewalk Labs announced it pulled out of the neighbouring "smart city" project due to economic uncertainty in Toronto, Ontario, Canada May 7, 2020. REUTERS/Chris Helgren

Construction equipment is parked on an Eastern Waterfront work site after Alphabet's Sidewalk Labs announced it pulled out of the neighbouring "smart city" project due to economic uncertainty in Toronto, Ontario, Canada May 7, 2020. REUTERS/Chris Helgren

Workers pass construction equipment on an Eastern Waterfront work site after Alphabet's Sidewalk Labs announced it pulled out of the neighbouring "smart city" project due to economic uncertainty in Toronto, Ontario, Canada May 7, 2020. REUTERS/Chris Helgren

Construction equipment is parked on an Eastern Waterfront work site after Alphabet's Sidewalk Labs announced it pulled out of the neighbouring "smart city" project due to economic uncertainty in Toronto, Ontario, Canada May 7, 2020. REUTERS/Chris Helgren

The proposed site of Alphabet's Sidewalk Labs "smart city" is seen after the company announced it has pulled out of its project due to economic uncertainty in Toronto, Ontario, Canada May 7, 2020. REUTERS/Chris Helgren

A school bus is parked at the proposed site of Alphabet's Sidewalk Labs "smart city", after the company announced it has pulled out of its project due to economic uncertainty in Toronto, Ontario, Canada May 7, 2020. REUTERS/Chris Helgren

A man passes the offices of the proposed site of Alphabet's Sidewalk Labs "smart city", after the company announced it has pulled out of its project due to economic uncertainty in Toronto, Ontario, Canada May 7, 2020. REUTERS/Chris Helgren

Share price and earnings for Alphabet, Google's parent company. Update with Q2 data

3D printed coronavirus model and Google logo are placed near an Apple Macbook Pro in this illustration taken April 12, 2020. REUTERS/Dado Ruvic/Illustration

A test tube with fake blood and COVID-19 label and a 3D printed Google logo are placed near an Apple Macbook Pro in this illustration taken April 12, 2020. REUTERS/Dado Ruvic/Illustration