A man wearing a protective face mask holds his wallet in a shopping arcade where some shops opened for the first time following a nationwide lockdown against the spread of the coronavirus disease (COVID-19), in Athens, Greece, May 4, 2020. REUTERS/Alkis Konstantinidis

A UnitedHealth Group health insurance card is seen in a wallet in this picture illustration October 14, 2019. REUTERS/Lucy Nicholson/Illustration

Senator Tom Cotton (R-AR) questions David Marcus, head of Facebook's Calibra (digital wallet service), during testimony before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

Senator Brian Schatz (D-HI) questions David Marcus, head of Facebook's Calibra (digital wallet service), during testimony before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

Senator Kyrsten Sinema (D-AZ) questions David Marcus, head of Facebook's Calibra (digital wallet service), during testimony before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

Senators Mike Crapo (R-ID) and Sherrod Brown (D-OH) listen to David Marcus, head of Facebook's Calibra (digital wallet service), testify before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

David Marcus, head of Facebook's Calibra (digital wallet service), testifies before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

Senator Martha McSally (R-AZ) questions David Marcus, head of Facebook's Calibra (digital wallet service), during testimony before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

Senator Doug Jones (D-AL) questions David Marcus, head of Facebook's Calibra (digital wallet service), during testimony before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

Senator John Kennedy (R-LA) questions David Marcus, head of Facebook's Calibra (digital wallet service), during testimony before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

Senator Robert Menendez (D-NJ) guestions David Marcus, head of Facebook's Calibra (digital wallet service), during testimony before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

Chairman Mike Crapo (R-ID) questions David Marcus, head of Facebook's Calibra (digital wallet service), during testimony before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

Senator Robert Menendez (D-NJ) questions David Marcus, head of Facebook's Calibra (digital wallet service), during a testimony before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

Senator Mark Warner (D-VA) questions David Marcus, head of Facebook's Calibra (digital wallet service), during testimony before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

Pat Toomey (R-PA) questions David Marcus, head of Facebook's Calibra (digital wallet service), during testimony before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

Ranking Member Sherrod Brown (D-OH) questions David Marcus, head of Facebook's Calibra (digital wallet service), during testimony before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

David Marcus, head of Facebook's Calibra (digital wallet service), testifies before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

David Marcus, head of Facebook's Calibra (digital wallet service), testifies before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

David Marcus, head of Facebook's Calibra (digital wallet service), testifies before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

David Marcus, head of Facebook's Calibra (digital wallet service), testifies before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

David Marcus, head of Facebook's Calibra (digital wallet service), testifies before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

David Marcus, head of Facebook's Calibra (digital wallet service), testifies before a Senate Banking, Housing and Urban Affairs Committee hearing on "Examining Facebook's Proposed Digital Currency and Data Privacy Considerations" on Capitol Hill in Washington, U.S., July 16, 2019. REUTERS/Erin Scott

A card with the logo of the Cencosud retailer, is seen in a wallet, Santiago, Chile May 30, 2019. REUTERS/Rodrigo Garrido

A cuban migrant shows his wallet as he boards a bus to participate in the Migrant Via Crucis to continue in his journey towards the United States, in Tapachula, Mexico April 17, 2019. REUTERS/Jose Cabezas

A French coin collected in a wallet next to the remains of an unknow soldier, killed during World War One, found during road construction work near the battlefield of Douaumont is seen as French emergency doctor and forensic pathologist Bruno Fremont works on his identification during an interview with Reuters at Verdun hospital, eastern France, November 5, 2018. Picture taken November 5, 2018. REUTERS/Christian Hartmann

Jennie Jin, a forensic anthropologist who leads the Korea War Project at the Defense POW/MIA Accounting Agency (DPAA), shows some of the objects that accompanied the human remains handed over by North Korea, including a wallet, buttons and canteens, at Joint Base Pearl Harbor-Hickam, Hawaii September 10, 2018. REUTERS/Phil Stewart

Ledger Nano S cryptocurrency hardware wallets are seen for sale on the floor of the Consensus 2018 blockchain technology conference in New York City, New York, U.S., May 16, 2018. REUTERS/Mike Segar

A diamond studded Ledger Nano S cryptocurrency hardware wallet is seen displayed for sale on the floor of the Consensus 2018 blockchain technology conference in New York City, New York, U.S., May 16, 2018. REUTERS/Mike Segar

(L-R) Daichi Yoshida, music composer, Yuko Shiomaki, producer, Ryusuke Okajima, director, and Fuyuki Shimazu pose in Austin, Texas, U.S. March 12, 2018 where a documentary called “From All Corners” about his work premiered at the South by Southwest film festival. Picture taken March 12, 2018. REUTERS/Sachi Jenkins

Japanese artist Fuyuki Shimazu, who travels the globe looking for cardboard to turn into items such as wallets, appears in Austin, Texas, U.S. March 12, 2018 where a documentary called “From All Corners” about his work premiered at the South by Southwest film festival. Picture taken March 12, 2018. REUTERS/Sachi Jenkins

Japanese artist Fuyuki Shimazu, who travels the globe looking for cardboard to turn into items such as wallets, appears in Austin, Texas, U.S. March 12, 2018 where a documentary called “From All Corners” about his work premiered at the South by Southwest film festival. Picture taken March 12, 2018. REUTERS/Sachi Jenkins

Diagram explaining what a "virtual wallet" is in cryptocurrency.

A notice announcing that service is unavailable is displayed on the website of Slovenian cryptocurrency mining firm NiceHash, which said it had suffered a hack of its Bitcoin wallet, in photo illustration December 7, 2017. REUTERS/Chris Helgren

A woman uses a machine to emboss a wallet in the window of a retail store selling leather goods in central Sydney, Australia, November 15, 2017. REUTERS/Steven Saphore

A woman uses a machine to emboss a wallet in the window of a retail store selling leather goods in central Sydney, Australia, November 15, 2017. REUTERS/Steven Saphore

Paytoo, an e-Wallet mobile payment company, displays the exhibit hall floor during the Money 20/20 conference in Las Vegas, Nevada, U.S. on October 24, 2017. REUTERS/Steve Marcus

An Allied Wallet booth is shown on the exhibit hall floor during the Money 20/20 conference in Las Vegas, Nevada, U.S. on October 24, 2017. REUTERS/Steve Marcus

A man puts money in his wallet outside a CaixaBank branch in Barcelona, Spain, October 5, 2017. REUTERS/Susana Vera

Emory Carter retreives his hat and wallet from his car in front of his house in the Tropical Storm Harvey floodwaters in north western Houston, Texas August 30, 2017. REUTERS/Rick Wilking

A worker polishes a wallet made from crocodile skin at Sri Ayuthaya Crocodile farm in Ayutthaya province, Thailand, May 23, 2017. REUTERS/Athit Perawongmetha SEARCH "PERAWONGMETHA CROCODILE" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

A man pulls money from his wallet to pay parking fees to a woman in Colombo, Sri Lanka June 1, 2017. Picture taken through a glass window. REUTERS/Dinuka Liyanawatte

A man holds a passport wallet printed by a nationalist Scottish newspaper at the Scottish National Party's conference in Aberdeen, Scotland, Britain March 17, 2017. REUTERS/Russell Cheyne

An advertisement of Paytm, a digital wallet company, is pictured at a road side stall in Kolkata, India, January 25, 2017. Picture taken January 25, 2017. REUTERS/Rupak De Chowdhuri

A Sadhu or a Hindu holy man pays the vendor through Paytm, a digital wallet company, after buying a book during the annual religious festival of Magh Mela in Allahabad, India, January 26, 2017. Picture taken January 26, 2017. REUTERS/Jitendra Prakash

Advertisements of Paytm, a digital wallet company, are seen placed at a road side stall in Kolkata, India, January 25, 2017. Picture taken January 25, 2017. REUTERS/Rupak De Chowdhuri

An advertisement of Paytm, a digital wallet company, is seen placed at a fruit stall in Kolkata, India, January 26, 2017. Picture taken January 26, 2017. REUTERS/Rupak De Chowdhuri

An advertisement of Paytm, a digital wallet company, is seen placed outside a meat shop in Kolkata, India, January 26, 2017. Picture taken January 26, 2017. REUTERS/Rupak De Chowdhuri

A Sadhu or Hindu holy man with his face covered with ash puts a wallet decorated with a print of the scrapped Indian 1000-rupee note, which he received as a gift from a devotee, inside a plastic cover at a makeshift shelter in Kolkata, India, January 5, 2017. REUTERS/Rupak De Chowdhuri TPX IMAGES OF THE DAY

A woman checks her wallet as she stands in a queue outside the Reserve Bank of India (RBI) to exchange her old high denomination bank notes in New Delhi, India, December 30, 2016. REUTERS/Adnan Abidi

Carlyle Group founder and CEO David Rubenstein holds his wallet after going through a security checkpoint on his way to meet with U.S. President-elect Donald Trump at the Mar-a-lago Club in Palm Beach, Florida, U.S. December 28, 2016. REUTERS/Jonathan Ernst

Advertisements of Paytm, a digital wallet company, are seen placed at stalls of roadside vegetable vendors in Mumbai, India, November 19, 2016. Picture taken November 19, 2016. REUTERS/Shailesh Andrade

An advertisement board of Paytm, a digital wallet company, is seen placed at a roadside vendor's stall as he arranges vegetables in Mumbai, India, November 19, 2016. Picture taken November 19, 2016. REUTERS/Shailesh Andrade

An advertisement board displaying a QR code for Paytm, a digital wallet company, is seen placed amidst vegetables at a roadside vendor's stall in Mumbai, India, November 19, 2016. Picture taken November 19, 2016. REUTERS/Shailesh Andrade

Advertisement boards of Paytm, a digital wallet company, are seen placed at stalls of roadside vegetable vendors as they wait for customers in Mumbai, India, November 19, 2016. Picture taken November 19, 2016. REUTERS/Shailesh Andrade

A man puts his debit card inside an Indian currency printed wallet outside a bank in Agartala, India November 28, 2016. REUTERS/Jayanta Dey

Pictures and a wallet left behind by an illegal migrant, who was detained by Libyan naval forces, are seen on a boat at Tripoli seaport, Libya, October 22, 2016. REUTERS/Hani Amara

A fighter from Libyan forces allied with the U.N.-backed government shows what he says is a wallet belonging to an Islamic State fighter after capturing new areas from Islamic State in Sirte, Libya, October 14, 2016. REUTERS/Ismail Zitouny

A pedestrian holding an umbrella and her wallet walks past the word "CASH", part of a sign on a street at a shopping district in Tokyo, Japan, March 7, 2016. REUTERS/Yuya Shino/File Photo GLOBAL BUSINESS WEEK AHEAD PACKAGE Ð SEARCH ÒBUSINESS WEEK AHEAD 3 OCTÓ FOR ALL IMAGES

A Bitcoin (virtual currency) paper wallet with QR codes and a coin are seen in an illustration picture taken at La Maison du Bitcoin in Paris, France, May 27, 2015. REUTERS/Benoit Tessier/File Photo TPX IMAGES OF THE DAY