Don't worry, Huw Edwards and Sophie Raworth are not going to be delivering the 6 O'clock news in it any time soon.
It is a lingua franca from W. Africa and has been around for hundreds of years - an echo of Empire. There are other versions from the Caribbean to Papua New Guinea, the Solomon Islands and out into the South Pacific.
It helps those with (hundreds of) local languages communicate in a common tongue. I quite like it.