"there should be an official list of recommended hardware and users should buy only it" That official list would have to be provided by the seller of said HW,

"there should be an official list of recommended hardware and users should buy only it" That official list would have to be provided by the seller of said HW, like it's happening now for nvidia, intel, amd, logitech etc. etc. else who to call when it doesn't work? In the end, as with anything it's all about the dough.