“…I return to the issue raised by the father’s representatives about the mother’s erroneous citation of authority (see in particular paragraph 54 above). I absolve the mother of any intention to mislead the court. Litigants in person are in a difficult position putting forward legal arguments. It is entirely understandable that they should resort to artificial intelligence for help. Used properly and responsibly, artificial intelligence can be of assistance to litigants and lawyers when preparing cases. But it is not an authoritative or infallible body of legal knowledge. There are a growing number of reports of “hallucinations” infecting legal arguments through the citation of cases for propositions for which they are not authority and, in some instances, the citation of cases that do not exist at all….”