"57. In considering whether the disclosure order should be discharged due to non-disclosure of a material fact, I particularly bear in mind the guidance given by Edis J in Simkus at paragraphs 27 to 35. I must decide whether the non-disclosure was so grave that the disclosure order should be discharged. In taking this decision, I should attach substantial weight to the public interest in the continuation of the disclosure order since such an order is only made if, one, the relevant statutory conditions are satisfied, and therefore, two, it is in the public interest to make it (section 358(4)). I bear in mind the following passage from Jennings and the Crown Prosecution Service"