Yeah why only two cards per MOBO, you can at least put 4
I can, but when I put everything in an equation, it costed me the same as getting motherboards with 2 cards. So I went for simpler solution

Simple and 99.999% fail safe !

How many have been turned off by BTC mining because they got the impression that you need to risk burning down the house in order to compete/ become profitable ?
pEACe