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.
The United States captured bronze in the men's gymnastics team final at the Paris Games on Monday, ending a 16-year Olympic medal drought thanks to a bounce-back performance from Brody Malone.
The 22-year-old was greeted with a massive roar when he entered the arena and the noise did not let up until long after he had touched the wall in an Olympic record time.
The hottest ticket in town will be at Roland Garros, where Novak Djokovic and Rafael Nadal will clash for a 60th time, with the Serb up in their rivalry 30-29.
The 17-year-old French-born athlete earned an impressive 15.600 points for her bars routine -- an acrobatic, gravity-defying performance full of technical skill and difficulty at Bercy Arena.
Rabiul finished 43rd out of 49 participants with a score of 624.2. The top eight scorers from the qualification round moved on to the next phase of the competition.
A galaxy of A-listers, from Hollywood star Tom Cruise to Vogue editor-in-chief Anna Wintour, crowded into a packed Bercy Arena to watch as Biles began her quest for Olympic redemption.
"The important thing is that today he has warmed up, that he is ready to play," said Ferrer.
The down-to-earth 23-year-old held off Canadian teenager Summer McIntosh and American great Ledecky to join Dawn Fraser as the only Australian female swimmer to retain an Olympic crown.
Simone Biles will make her eagerly anticipated first appearance at the Paris Olympics on Sunday while British breaststroke king Adam Peaty aims to emulate Michael Phelps in the swimming pool.
McKeon, who was the star act in Tokyo and is at her last Olympics, won her sixth gold and 12th medal overall.