Are future improvements in Amp/PreAmps slowing to a crawl?

It's the electronics that provides 10% of a system's quality... which can be critical to certain aspect of the listening experience, once xlnt speakers are used.

Humidity, air temperature and air pressure should not be a SQ problem for anything the size of a living room or smaller.

In the early days of jazz, some bands (or house parties) are said to have been heard 1.5 to 3 miles away, and some say it was partly due to the high humidity in the NoLa air.

ok, now I'm curious - where can I read about the advances in understanding human hearing & perception (psych. not physiol.) thereof since the 1960s?

ok, now I’m curious - where can I read about the advances in understanding human hearing & perception thereof (psych. not physiol.) since the 1960s?

beyond any Google or Gloggle?

if you have a book or review paper post the cite & I will check it out

I have access to Jstor and other scientific and engineering sources

more goo goo

Benchmark licensed a device or circuit topology that uses feed forward to reduce distortion when going from class A to B (or was it AB).  I have not heard one (yet) but people I trust really like it.  It's on my list.

people who think innovation has stopped should read the thread "Class D is Like Candy"

dunno if it has slowed down or not - but it has not stopped

bad tracking with channel to channel variation would harm spatial cues