Paris 2024 sold a record 12 million tickets for the Olympics and Paralympics, beating the Games record previously set by London 2012, organisers said on Sunday.
Palfrey's comments triggered a fierce reaction from team officials and the Australian Olympic Committee.
Lin clinched gold in the women's boxing final match on Sunday, an emotional win that came as she and Algerian boxer Imane Khelif have been embroiled in a major row over their gender eligibility.
Tennis was introduced to China in the 1860s, but it failed to gain mass appeal and was largely an elite sport reserved for the wealthiest families.
The Australian Olympic Committee has decried a "misleading and bullying" online petition that described Gunn's performance as "unethical" and questioned how she was chosen for Paris.
Indian wrestler Vinesh Phogat on Thursday lost her appeal to the Court of Arbitration for Sport (CAS) after her disqualification from the women's 50kg final at the Paris Olympics for being overweight.
The athletes, fresh from a national record 53 Olympic medal trawl, were asked about absent colleague b-girl Rachael "Raygun" Gunn.
Australia's Olympic team, including gold medallists Jessica Fox, Kaylee McKeown and Ariarne Titmus, arrived back in Sydney on Wednesday to a rapturous welcome from friends, family and Prime Minister Anthony Albanese.
China celebrated one of its best Olympic performances on Tuesday, while state media attempted to score political points from the golden haul won by its athletes at the Paris Games.
The Olympic flag arrived under bright skies Monday in Los Angeles, where officials now have four short years to organize a Games capable of rivalling the widely praised Paris edition in a notoriously traffic-clogged metropolis.
Khelif was the centre of a gender controversy at the Olympics on her way to the women's 66kg title.
South Korea has deployed a bedbug sniffer dog at its main Incheon international airport in a bid to reduce the risk of the tiny insects entering the country when athletes, officials and fans return from the Paris Olympics.
The vaulting ambition of the Paris Olympics made them risky and hard to police, but French security forces kept thousands of athletes and millions of fans safe -- a "gold medal" performance according to Interior Minister Gerald Darmanin.
The stands have fallen quiet and the Athletes' Village is emptying. What happens to all the equipment now the 2024 Paris Olympics are over? Organisers have plans for it.
Paris prepared to bid a triumphant "au revoir" to the Olympics on Sunday as the curtain came down on its widely praised staging of the global sporting spectacular.
The United States pipped China for top spot in the battle of medals on Sunday as Paris prepared to bring the curtain down on one of the most successful Olympic Games in history.
Jamaica's dominance in the women's 100 and 200 metres came to an abrupt end in Paris with sprint queens Elaine Thompson-Herah, Shelly-Ann Fraser-Pryce and Shericka Jackson absent or injured.
Sifan Hassan's endurance gamble at the Paris Games finally paid off after she sprinted away for Olympic marathon gold in the French capital on Sunday.
