Sometimes i think back at this idea from the 80s when i need some perspective:
"Productivity soars when a computer and its users interact at a pace (<400ms) that ensures that neither has to wait on the other."
https://lawsofux.com/doherty-threshold/
What I assume is the actual IBM report[0] might interest you.
[0] https://www.computerhistory.org/collections/catalog/10275139...
[basedon] https://daverupert.com/2015/06/doherty-threshold/
Sometimes i think back at this idea from the 80s when i need some perspective:
"Productivity soars when a computer and its users interact at a pace (<400ms) that ensures that neither has to wait on the other."
https://lawsofux.com/doherty-threshold/