chasing audio formats

[hornetstinger]

Why does AV have to have new formats and features all the time? I don't have any of the following

4k
Hdr
Atmos
Hd or master audio
Full room eq
IMAX
Dolby vision

And probably others...

 

[hornetstinger]

New marantz av7705 has IMAX. No idea.what that is...