Whether, with reference to the widespread reports that hundreds of thousands of grant recipients did not receive their payments for September 2023 due to technical glitches with the new payment system at the SA Postbank, all the monies have now been paid out; if not, why not; if so, what (a) measures have been put in place to prevent the nonpayment from happening in October 2023 and (b) are the full relevant details of how the new payment system at Postbank was tested before going live?