My tap is about 8.1 out of the tap (gotta love all those glacier limestone reservoirs) and I have kept mostly Africans. I now keep a little of everything, but definitely prefer CA over SA.
When you consider fish like Herichthys, Parachromis, Viejas, ex Cichlasoma , and Amphilophus, it's really hard to argue with such a wide array of size, color, and personality.