Stop buying old HDMI cables; buy HDMI 2.1 or newer (they're cheap and backward compatible). Keep old cables for old devices or spare rooms, but separate them from your modern setup. Donate or retire 1 ...
If you have a Dolby Atmos setup in your home, an HDMI 2.1 cable is the best thing you can use at the moment. Dolby says pairing a 2.1 cable with your TV's eARC port is the way to get the best audio, ...