In February 2023, the 22 year old content creator Inoxtag set himself the goal of climbing Everest and sharing the stages of his preparation and ascent. He made a real turning point in his career with the documentary Kaizen. Premiered in cinemas and later broadcast on YouTube and TV in September 2024, it broke audience records with more than 38M views and became a milestone in the French audiovisual landscape. How was such a project financed without benefiting from media production industry subsidies? How did it challenge French media chronology? How brands did join the adventure beyond simple sponsoring?