I know nothing about HiFi (I use Spotify, just to set the bar) but even with a literal PhD in physics I could barely understand b what was on that page. There

I know nothing about HiFi (I use Spotify, just to set the bar) but even with a literal PhD in physics I could barely understand b what was on that page. There is something about fluid frequencies, holographic frequencies and green frequencies. The kind of frequencies we do not hear about at school. Together with the gold something digital transmitters of sampled signal (I think they mean HDMI) I am out.