I have to agree. I would only ever consider this if i was saving a good couple grand, or had some one to bring the stuff over.
Otherwise if it is in SA for a reasonable price, you are just making missions for yourself. But really dude. R7k is low for the CUD you claim to have.
I know this is my first comment in this thread, but I was waiting to see the overall price you end up having to pay with all these imports and duties.
Rather have a look on carbonite for some good deals, that way you usually have the remainder of the warranty and you pay good prices!
My cousin owns a shipping business and shipped it for free.