If you do not, you can be punished for contempt of court and the court may be required to draw legal conclusions from your behaviour that will be bad for your case. (slaw.ca)
I would add that any system designed to advise or provide legal conclusions should be able to justify the advice or the conclusion based on well - established sources of law and verifiable facts. (slaw.ca)
Furthermore, AI systems that are based on machine learning systems and that can not explain how they reach their results may not be appropriate for producing substantive legal conclusions. (slaw.ca)