Denon and Marantz will add HDMI 2.1 to these older receivers for $600

For $600, Denon and Marantz will update pricey receivers from 2018 with the gear needed to handle 8K resolution and 120Hz gameplay via HDMI 2.1

source https://www.engadget.com/denon-marantz-avr-8k-120-4k-hdmi-2-1-034644796.html?src=rss_b2c