Earlier quoted context omitted.
There’s something to what you’re saying - but it’s also something of a spectrum. Our need to turn up the volume in dialog scenes and turn it back down again in action scenes (for both new and old content) got a lot less when we added a mid-range soundbar and sub to our mid-range TV (previously was using just the TV speakers). I’m not sure whether it’s sound separation - now we have a ‘more proper’ center channel - or…
Audio has become a WTF situation for me. I grew up with speakers that had a driver for low ends some where in the 8"-12", a driver for the mids typically in the 4"-6", and then a third for the highs in various forms of a tweeter. These were all internally crossed over so that only a single cable was necessary. Now, we have "satellite" speakers that are smaller than the tweeter and are touted as being all that's neces…
I also think the focus on surround means people don’t consider stereo speakers. Good bookshelf speakers are better than surround kits and easier to install. I also wonder if normal speakers are no longer cool.
Finally, I wonder if people don’t like the big receivers. There are small amplifiers but I can’t find one that works in home theater with HDMI port.