lg tv

Hello, I have a LG CX TV. I initially wanted to buy 2 KEF Q950 towers and a SVS/Arendal powered sub to connect to a HDMI 2.1 Yamaha/Denon AVR. But seeing as AVRs with perfectly working HDMI 2.1 are not out yet (for gaming purposes - 4:4:4 4k120hz with ALLM, G-Sync etc.) and I being in need of...