The article is aimed at people who can afford dstv premium. I dont know anyone that can afford dstv premium that doesn't have a high speed internet connection. There might be a handful who live in the middle of nowhere where there is no Fibre, but they can use mobile /LTE.
I agree with the expert. Other reasons i dont think it will work are:-
● more logistics and backlogs...They can't handle the current license renewals and license testing. There is no way to handle the current demand so anyone who has their license revoked is going to wait ages to redo the test...