When world leaders celebrated the achievement of a historic climate change agreement in Paris in December 2015, the Eiffel Tower and the Arc de Triomphe were illuminated with green floodlights and the message “Accord de Paris c'est fait!” (the Paris agreement is done!). Now, five tumultuous years later, a new slogan could be “travail en cours” (work in progress). Delve into the quantum analyst scrapyard with Pablo Huguet.