The Covid-19 pandemic gave rise to contradictory exchanges between doctors, specialists, professors, politicians and experts, all orchestrated and fuelled by the intense fire of the media. Scientists thus found themselves discredited with, in particular, the Lancet affair. The Scientific Council, which is supposed to steer this pandemic, is openly accused of incompetence and arrogance, with evidence to back it up. And what about us in all this? What should we think? What to do with all this information? Who to believe?