Scott says that the new HDMI standard will be pushing 4K and 8K video at over 5400 Gbps. Will HDMI ever be replaced? Scott says that if metadata doesn't survive going through an AV receiver, it could greatly affect the HDR10 dynamic range going to the TV. Your AVR needs to support HDMI 2.0A to do that, and few manufacturers will tell you that. Dolby has launched a program to educate people on which devices will support Dolby Vision.