8K 80" video wall for under $2000

So you’ve decided 4K is old-school and you want to step up to 8K but you don’t have a lot of money. Why not build an 80″ 8Kx4K video wall with off-the shelf components to display 32-megapixels in all their glory: 4 40″+ UHD 4K screen with HDMI 2.0 @$400 each 1 AMD FirePro W4300 quad DisplayPort EyeFinity graphics card…