Cell c and vumatele are the worst

Cell c confirmed that my speed is now 50/50 this week it will be n month ago that i am on 50/50 and guess what ,my speed is still 20/20 or should i say barely on 20/20 i just don't know who is the worst cell c or vumatelle but i suppose none of them understand customer service or understand english. why iam i paying them for there ****py services. . And poor service delivery And the worst is you can complaine on hallo peter and its just a waist of my flipen time . So to aevery person that whants a fibre contract with cell c and vumatelle . Please dont you will regret every moment and every secondand you can take my word they are just f pathetic ????