With reference to the Independent Communications Authority of South Africa and the annual renewal of certain electronic communication licences that were awarded and for which payment was made on 28 July 2020, but have not been received (details furnished), (a) on what date(s) were the specified licences issued for 2020, (b) on what date can the clients expect to receive the licences and (c) by what means are actual licences delivered to successful applicants?