Violinist Yoan Brakha, Director Simon Valastro and Pianist Felix Ramos, members of the Opera de Paris Academy rehearse in masks at the Bastille Opera in Paris as French theatres, cinemas and museums which have been on the second-wave COVID-19 lockdown will not reopen this year in France, December 11, 2020. Picture taken December 11, 2020. REUTERS/Charles Platiau

German violinist David Garrett performs at the TV gala "A Heart for Children" ("Ein Herz fuer Kinder") in Berlin, Germany, December 5, 2020. Britta Petersen/Pool via REUTERS

Violinist Maxine Kwok plays Bizet's "Carmen Suite" in a socially-distanced London Symphony Orchestra rehearsal after a lab-free rapid Covid-19 bubble test gives them the confidence to perform again at LSO St Luke's in London, Britain November 24, 2020, in this still image taken from a video. Video taken November 24, 2020. REUTERS/Stuart McDill

German violinist Anne-Sophie Mutter performs with Berlin's Staatsoper at an open-air concert conducted by Daniel Barenboim in Berlin, Germany September 6, 2020. Tobias Schwarz/Pool via REUTERS

German violinist Anne-Sophie Mutter performs with Berlin's Staatsoper at an open-air concert conducted by Daniel Barenboim in Berlin, Germany September 6, 2020. Tobias Schwarz/Pool via REUTERS

German violinist Anne-Sophie Mutter performs with Berlin's Staatsoper at an open-air concert conducted by Daniel Barenboim in Berlin, Germany September 6, 2020. Tobias Schwarz/Pool via REUTERS

German violinist Anne-Sophie Mutter performs with Berlin's Staatsoper at an open-air concert conducted by Daniel Barenboim in Berlin, Germany September 6, 2020. Tobias Schwarz/Pool via REUTERS

German violinist Anne-Sophie Mutter performs with Berlin's Staatsoper at an open-air concert conducted by Daniel Barenboim in Berlin, Germany September 6, 2020. Tobias Schwarz/Pool via REUTERS

German violinist Anne-Sophie Mutter performs with Berlin's Staatsoper at an open-air concert conducted by Daniel Barenboim in Berlin, Germany September 6, 2020. Tobias Schwarz/Pool via REUTERS

German Violinist Anne-Sophie Mutter performs with Berlin's Staatsoper at an open-air concert conducted by Daniel Barenboim in Berlin, Germany September 6, 2020. Tobias Schwarz/Pool via REUTERS

Music sheets and a violin bow are seen as violinists play in honor of Elijah McClain at a commemoration of the one-year anniversary of his death, in Denver, Colorado, U.S., August 23, 2020. REUTERS/Kevin Mohatt

A violinist wearing a protective gear plays the violin during a farewell ceremony for a deceased person outside the Chapinero cemetery, amidst an outbreak of the coronavirus disease (COVID-19), in Bogota, Colombia August 10, 2020. Picture taken August 10, 2020. REUTERS/Luisa Gonzalez

A violinist wearing protective gear walks in front of the Chapinero cemetery, as a hearse enters, amidst an outbreak of the coronavirus disease (COVID-19), in Bogota, Colombia August 10, 2020. Picture taken August 10, 2020. REUTERS/Luisa Gonzalez TPX IMAGES OF THE DAY

A violinist wearing a protective gear plays the violin during a farewell ceremony for a deceased person outside the Chapinero cemetery, amidst an outbreak of the coronavirus disease (COVID-19), in Bogota, Colombia August 10, 2020. Picture taken August 10, 2020. REUTERS/Luisa Gonzalez

A violinist wearing a protective gear talks to the keeper of the Chapinero cemetery after a farewell ceremony for a deceased person, amidst an outbreak of the coronavirus disease (COVID-19), in Bogota, Colombia August 10, 2020. Picture taken August 10, 2020. REUTERS/Luisa Gonzalez

Sheneen McClain weeps while listening to a violinist play at a candlelight vigil for her son, Elijah McClain, during a protest against racial inequality in Aurora, Colorado, U.S., July 11, 2020. REUTERS/Kevin Mohatt

A violinist plays in honor of Elijah McClain at a candlelight vigil during a protest against racial inequality in Aurora, Colorado, U.S., July 11, 2020. REUTERS/Kevin Mohatt

Sheneen McClain weeps while listening to a violinist play at a candlelight vigil for her son, Elijah McClain, during a protest against racial inequality in Aurora, Colorado, U.S., July 11, 2020. REUTERS/Kevin Mohatt TPX IMAGES OF THE DAY

Protester and violinist, Stephanie Gangemi, continues to play music to honor Elijah McClain, as Aurora Police form a line and stand off with protesters during a vigil in Aurora, Colorado, U.S., June 27, 2020. REUTERS/Kevin Mohatt TPX IMAGES OF THE DAY

Protester and violinist, Jeff Hughes, plays music to honor Elijah McClain, who, when alive, would play his violin at animal shelters because he thought the kittens were lonely, during a vigil in Aurora, Colorado, U.S., June 27, 2020. REUTERS/Kevin Mohatt

Protester and violinist, Jeff Hughes, plays music to honor Elijah McClain, who, when alive, would play his violin at animal shelters because he thought the kittens were lonely, during a vigil in Aurora, Colorado, U.S., June 27, 2020. REUTERS/Kevin Mohatt

Protester and violinist, Stephanie Gangemi, continues to play music to honor Elijah McClain, as Aurora Police form a line and stand off with protesters during a vigil in Aurora, Colorado, U.S., June 27, 2020. REUTERS/Kevin Mohatt

Protestors, Jukka Pawley (center) and Phil Arambula (right) play along with other violinists to honor Elijah McClain, who, when alive, would play his violin at animal shelters because he thought the kittens were lonely, during a vigil in Aurora, Colorado, U.S., June 27, 2020. REUTERS/Kevin Mohatt

Protester and violinist, Stephanie Gangemi, continues to play music to honor Elijah McClain, as Aurora Police form a line and stand off with protesters during a vigil in Aurora, Colorado, U.S., June 27, 2020. REUTERS/Kevin Mohatt

Protester and violinist, Jukka Pawley, continues to play music to honor Elijah McClain, as Aurora Police fire tear gas into the crowd behind him during a vigil in Aurora, Colorado, U.S., June 27, 2020. REUTERS/Kevin Mohatt

Protester and violinist, Jeff Hughes, plays music to honor Elijah McClain, who, when alive, would play his violin at animal shelters because he thought the kittens were lonely, during a vigil in Aurora, Colorado, U.S., June 27, 2020. REUTERS/Kevin Mohatt

With concert halls closed due to the coronavirus disease (COVID-19), National Symphony Orchestra Principal Second Violin Marissa Regni, comfortably barefoot in her living room, hosts and plays on this week's NSO@Home LIVE, a streamed performance presented and produced by NSO musicians aimed at bringing live music performed by world class musicians directly into people’s homes, from her own home in Annandale, Virginia, May 31, 2020. REUTERS/Kevin Lamarque

With concert halls closed due to the coronavirus disease (COVID-19), National Symphony Orchestra Principal Second Violin Marissa Regni and her daughter Sofie play on this week's NSO@Home LIVE, a streamed performance presented and produced by NSO musicians aimed at bringing live music performed by world class musicians directly into people’s homes, from her own home in Annandale, Virginia, May 31, 2020. REUTERS/Kevin Lamarque

With concert halls closed due to the coronavirus disease (COVID-19), National Symphony Orchestra Principal Second Violin Marissa Regni hosts and plays on this week's NSO@Home LIVE, a streamed performance presented and produced by NSO musicians aimed at bringing live music performed by world class musicians directly into people’s homes, from her own home in Annandale, Virginia, May 31, 2020. REUTERS/Kevin Lamarque

With concert halls closed due to the coronavirus disease (COVID-19), National Symphony Orchestra Principal Second Violin Marissa Regni and her husband Henry Edwards play on this week's NSO@Home LIVE, a streamed performance presented and produced by NSO musicians aimed at bringing live music performed by world class musicians directly into people’s homes, from her own home in Annandale, Virginia, May 31, 2020. REUTERS/Kevin Lamarque

With concert halls closed due to the coronavirus disease (COVID-19), National Symphony Orchestra Principal Second Violin Marissa Regni hosts and plays on this week's NSO@Home LIVE, a streamed performance presented and produced by NSO musicians aimed at bringing live music performed by world class musicians directly into people’s homes, from her own home in Annandale, Virginia, May 31, 2020. REUTERS/Kevin Lamarque

With concert halls closed due to the coronavirus disease (COVID-19), a phone on a tripod live streams National Symphony Orchestra Principal Second Violin Marissa Regni hosting and playing on this week's NSO@Home LIVE, a performance presented and produced by NSO musicians aimed at bringing live music performed by world class musicians directly into people’s homes, from her home in Annandale, Virginia, May 31, 2020. REUTERS/Kevin Lamarque

With concert halls closed due to the coronavirus disease (COVID-19), National Symphony Orchestra Principal Second Violin Marissa Regni hosts and plays on this week’s NSO@Home LIVE, a streamed performance presented and produced by NSO musicians aimed at bringing live music performed by world class musicians directly into people’s homes, from her own home in Annandale, Virginia, May 31, 2020. REUTERS/Kevin Lamarque TPX IMAGES OF THE DAY

Violinist Renaud Capucon and musicians perform "Metamorphosen" by Richard Strauss during a rehearsal ahead of a concert without audience in the empty Pierre Boulez hall at the Philharmonie de Paris (Paris Philharmonic) in Paris, as the concert hall resumes its performances after France eased gradually its lockdown measures and restrictions following the outbreak of the coronavirus disease (COVID-19), in France, May 28, 2020. REUTERS/Benoit Tessier

A TV camera operator wearing a face mask works in the the empty Pierre Boulez hall at the Philharmonie de Paris (Paris Philharmonic) as violinist Renaud Capucon and musicians perform "Metamorphosen" by Richard Strauss during a rehearsal ahead of a concert without audience in Paris, as the concert hall resumes its performances after France eased gradually its lockdown measures and restrictions following the outbreak of the coronavirus disease (COVID-19) in France, May 28, 2020. REUTERS/Benoit Tessier

The empty Pierre Boulez hall is seen at the Philharmonie de Paris (Paris Philharmonic) as violinist Renaud Capucon and musicians perform "Metamorphosen" by Richard Strauss during a rehearsal ahead of a concert without audience in Paris, as the concert hall resumes its performances after France eased gradually its lockdown measures and restrictions following the outbreak of the coronavirus disease (COVID-19) in France, May 28, 2020. REUTERS/Benoit Tessier

Two staff members of the Philharmonie de Paris (Paris Philharmonic) watch violinist Renaud Capucon and musicians performing "Metamorphosen" by Richard Strauss during a rehearsal ahead of a concert without audience in the empty Pierre Boulez hall in Paris, as the concert hall resumes its performances after France eased gradually its lockdown measures and restrictions following the outbreak of the coronavirus disease (COVID-19) in France, May 28, 2020. REUTERS/Benoit Tessier

A music score of "Metamorphosen" by Richard Strauss is pictured as violinist Renaud Capucon and musicians perform during a rehearsal ahead of a concert without audience in the empty Pierre Boulez hall at the Philharmonie de Paris (Paris Philharmonic) in Paris, as the concert hall resumes its performances after France eased gradually its lockdown measures and restrictions following the outbreak of the coronavirus disease (COVID-19) in France, May 28, 2020. REUTERS/Benoit Tessier

Violinist Renaud Capucon attends a rehearsal of "Metamorphosen" by Richard Strauss ahead of a concert without audience in the empty Pierre Boulez hall at the Philharmonie de Paris (Paris Philharmonic) in Paris, as the concert hall resumes its performances after France eased gradually its lockdown measures and restrictions following the outbreak of the coronavirus disease (COVID-19) in France, May 28, 2020. REUTERS/Benoit Tessier

Violinist Renaud Capucon performs "Metamorphosen" by Richard Strauss during a rehearsal ahead of a concert without audience in the empty Pierre Boulez hall at the Philharmonie de Paris (Paris Philharmonic) in Paris, as the concert hall resumes its performances after France eased gradually its lockdown measures and restrictions following the outbreak of the coronavirus disease (COVID-19), in France, May 28, 2020. REUTERS/Benoit Tessier

Violinist Renaud Capucon and musicians perform "Metamorphosen" by Richard Strauss during a rehearsal ahead of a concert without audience in the empty Pierre Boulez hall at the Philharmonie de Paris (Paris Philharmonic) in Paris, as the concert hall resumes its performances after France eased gradually its lockdown measures and restrictions following the outbreak of the coronavirus disease (COVID-19), in France, May 28, 2020. REUTERS/Benoit Tessier

Violinist Renaud Capucon and musicians perform "Metamorphosen" by Richard Strauss during a rehearsal ahead of a concert without audience in the empty Pierre Boulez hall at the Philharmonie de Paris (Paris Philharmonic) in Paris, as the concert hall resumes its performances after France eased gradually its lockdown measures and restrictions following the outbreak of the coronavirus disease (COVID-19), in France, May 28, 2020. REUTERS/Benoit Tessier

Violinist Renaud Capucon and musicians perform "Metamorphosen" by Richard Strauss during a rehearsal ahead of a concert without audience in the empty Pierre Boulez hall at the Philharmonie de Paris (Paris Philharmonic) in Paris, as the concert hall resumes its performances after France eased gradually its lockdown measures and restrictions following the outbreak of the coronavirus disease (COVID-19), in France, May 28, 2020. REUTERS/Benoit Tessier

Violinist Renaud Capucon and musicians perform "Metamorphosen" by Richard Strauss during a rehearsal ahead of a concert without audience in the empty Pierre Boulez hall at the Philharmonie de Paris (Paris Philharmonic) in Paris, as the concert hall resumes its performances after France eased gradually its lockdown measures and restrictions following the outbreak of the coronavirus disease (COVID-19), in France, May 28, 2020. REUTERS/Benoit Tessier

Violinist Renaud Capucon and musicians perform "Metamorphosen" by Richard Strauss during a rehearsal ahead of a concert without audience in the empty Pierre Boulez hall at the Philharmonie de Paris (Paris Philharmonic) in Paris, as the concert hall resumes its performances after France eased gradually its lockdown measures and restrictions following the outbreak of the coronavirus disease (COVID-19), in France, May 28, 2020. REUTERS/Benoit Tessier

Violinist Renaud Capucon and musicians perform "Metamorphosen" by Richard Strauss during a rehearsal ahead of a concert without audience in the empty Pierre Boulez hall at the Philharmonie de Paris (Paris Philharmonic) in Paris, as the concert hall resumes its performances after France eased gradually its lockdown measures and restrictions following the outbreak of the coronavirus disease (COVID-19), in France, May 28, 2020. REUTERS/Benoit Tessier

Violinist Renaud Capucon and musicians perform "Metamorphosen" by Richard Strauss during a rehearsal ahead of a concert without audience in the empty Pierre Boulez hall at the Philharmonie de Paris (Paris Philharmonic) in Paris, as the concert hall resumes its performances after France eased gradually its lockdown measures and restrictions following the outbreak of the coronavirus disease (COVID-19), in France, May 28, 2020. REUTERS/Benoit Tessier

Swiss violinist Debora Vonwiller performs for elderly people in the gardens of apartment buildings of the Stiftung Alterswohnungen der Stadt Zurich (foundation apartments for elderly people of the city of Zurich), as the spread of the coronavirus disease (COVID-19) continues, in Zurich, Switzerland May 6, 2020. REUTERS/Arnd Wiegmann

Swiss violinist Debora Vonwiller performs for elderly people in the gardens of apartment buildings of the Stiftung Alterswohnungen der Stadt Zurich (foundation apartments for elderly people of the city of Zurich), as the spread of the coronavirus disease (COVID-19) continues, in Zurich, Switzerland May 6, 2020. REUTERS/Arnd Wiegmann

Swiss violinist Debora Vonwiller performs for elderly people in the gardens of apartment buildings of the Stiftung Alterswohnungen der Stadt Zurich (foundation apartments for elderly people of the city of Zurich), as the spread of the coronavirus disease (COVID-19) continues, in Zurich, Switzerland May 6, 2020. REUTERS/Arnd Wiegmann

Swiss violinist Debora Vonwiller performs for elderly people in the gardens of apartment buildings of the Stiftung Alterswohnungen der Stadt Zurich (foundation apartments for elderly people of the city of Zurich), as the spread of the coronavirus disease (COVID-19) continues, in Zurich, Switzerland May 6, 2020. REUTERS/Arnd Wiegmann

Conductor and violinist Christoph Poppen and his wife, soprano Juliane Banse take a break from giving online singing and music lessons, as the spread of the coronavirus disease continues in Diessen, Germany, May 4, 2020. Picture taken May 4, 2020. REUTERS/Andreas Gebert

Conductor and violinist Christoph Poppen and his wife, soprano Juliane Banse take a break from giving online singing and music lessons, as the spread of the coronavirus disease continues in Diessen, Germany, May 4, 2020. Picture taken May 4, 2020. REUTERS/Andreas Gebert

Conductor and violinist Christoph Poppen and his wife, soprano Juliane Banse give online singing and music lessons, as the spread of the coronavirus disease continues in Diessen, Germany, May 4, 2020. Picture taken May 4, 2020. REUTERS/Andreas Gebert

Conductor and violinist Christoph Poppen and his wife, soprano Juliane Banse give online singing and music lessons, as the spread of the coronavirus disease continues in Diessen, Germany, May 4, 2020. Picture taken May 4, 2020. REUTERS/Andreas Gebert

Conductor and violinist Christoph Poppen gives online singing and music lessons, as the spread of the coronavirus disease continues in Diessen, Germany, May 4, 2020. Picture taken May 4, 2020. REUTERS/Andreas Gebert

Conductor and violinist Christoph Poppen gives online singing and music lessons, as the spread of the coronavirus disease continues in Diessen, Germany, May 4, 2020. Picture taken May 4, 2020. REUTERS/Andreas Gebert

Conductor and violinist Christoph Poppen gives online singing and music lessons, as the spread of the coronavirus disease continues in Diessen, Germany, May 4, 2020. Picture taken May 4, 2020. REUTERS/Andreas Gebert

Conductor and violinist Christoph Poppen gives online singing and music lessons, as the spread of the coronavirus disease continues in Diessen, Germany, May 4, 2020. Picture taken May 4, 2020. REUTERS/Andreas Gebert

Conductor and violinist Christoph Poppen gives online singing and music lessons, as the spread of the coronavirus disease continues in Diessen, Germany, May 4, 2020. Picture taken May 4, 2020. REUTERS/Andreas Gebert