I did say it may do certain tasks with low performance. What you're saying is not really understandable (or simply wrong). The fact that it does understand how

I did say it may do certain tasks with low performance. What you're saying is not really understandable (or simply wrong). The fact that it does understand how to do a 'simple' task such as finding where text is different is actually somewhat impressive given the typical training data for these models. But I suppose you need to actually understand the field of NLP to understand why that is. If you're expecting perfection or magic then you will be disappointed.