Yes.
> The OP said "somewhere between 60hz and 240hz" and I agree.
Plenty of us dont. A 240hz OLED still provides a signifacntly blurrier image in motion than my 20+ year old CRT.
It didnt have too.
> Something other than framerate is at play here.
Yes, sample and hold motion blur, inherent to all modern display types commonly in use for the most part.
Even at 240hz, modern displays can not match CRT for motion quality.
https://blurbusters.com/faq/oled-motion-blur/
Yes.
> The OP said "somewhere between 60hz and 240hz" and I agree.
Plenty of us dont. A 240hz OLED still provides a signifacntly blurrier image in motion than my 20+ year old CRT.