Then put 2 card slots of the same in there anyway? And then you only have the problem of writing both at the same time to overcome. 5 years between the release of 5D3 to 5D4 with an increase of 7mp. Moore’s law of computing power double every 2 years, that’s at least 4x of more CPU grunt but they can’t solve pushing 30% more pixels? I am struggling to believe that in 5 years they haven’t made enough progress in CPU power to overcome this. Just look how fast the iPhone has gone from the iPhone 6 to the iPhone X.