retrospective. It compared the kilometres travelled by train to the CO2 emissions saved versus driving. The result was phenomenal, with over 5.6 million visits in one day, showcasing its high customer engagement and reputational return.- The Full Train Alert: Developed to address customer frustration over full trains, this feature allows users to subscribe to an alert for when a seat becomes available. The project was a great success, boosting client satisfaction, with one in two subscribers later booking a train.- She concludes by identifying the next big challenge as moving from mass segmentation to true one-to-one personalisation using AI, a goal that places even higher demands on data quality. She also stresses the ongoing need to challenge and test the output of AI tools to ensure accuracy and responsibility.Don't miss this inspiring talk about driving transformative change in the heart of French mobility!