A Self-Styled âTroublemakerâ Creates a Different Paris Museum Contemporary art owned by the billionaire François Pinault is displayed beneath the rotunda of the Bourse de Commerce and frescoes of a colonialist past. The rotunda of the Bourse de Commerce, designed by Tadeo Ando, with the 19th-century work âTriumphal Franceâ above.Credit...Julien Mignot for The New York Times May 25, 2021, 12:40 p.m. ET PARIS â François Pinault, the French billionaire, has never had much time for convention. âAvoid the paths already trodden,â has been his motto. Bored with acquiring Impressionist or Cubist works with surefire credentials, he said to himself four decades ago: âItâs impossible that we have become so stupid today that there are no human beings alive capable of creating tomorrowâs masterpieces.â