I spent eleven years on the shop floor learning that tension kills the music....

https://devinmqjy235.iamarrows.com/the-ergonomics-of-audiophilia-designing-a-shared-living-room-for-long-term-listening

I spent eleven years on the shop floor learning that tension kills the music. If you are craning your neck to find the sweet spot, you are missing the nuance. I wrote about why raising your speakers to ear-level changes your whole listening session