@pwgtennant The problem, as far as I see it, is that there are only so many ways of regurgitating the same information anyway. I'm not sure there's a difference between the essays that students have paraphrased from revision sources themselves, and those generated by the most sophisticated AI now. For example, here's an AI response to a GCSE-style English question ...
@pwgtennant Admittedly not Grade A stuff, but it certainly wouldn't stand out in an average batch of student-written responses!