As many of us lurched blearily into 2025, desperately trying to remember how, exactly, we’d managed to cause offence to our nearest and dearest in the hinterland between the old year and the new, there was another unwelcome surprise waiting in the wings. In the late afternoon of 1 January, just as the nausea and regret of the previous night was beginning to dispel, the Duchess of Sussex decided that the perfect moment had come to relaunch herself into public consciousness.