With reference to the Solicitor-General’s determination that the legal fees incurred by the former President, Mr J G Zuma, in multiple unsuccessful legal challenges to almost every aspect of the State’s corruption case against him, which he has been instructed to repay by the Supreme Court of Appeal, have doubled since the initial assessment was made, what are the (a) full relevant details of the person who conducted the reassessment and (b) further relevant details regarding the investigation, including the reasons that the original estimation has nearly doubled?