[nextaccountic]

> OS window compositors generally add a whole frame of input lag globally to every windowed app.

Is there a way to verify this is the case? In X11 Linux specifically.

Also does variable refresh rate like freesync help with this?

[ahoka]

Not exactly what you ask for, but some reviewers measure it like this: https://www.rtings.com/monitor/tests/inputs/input-lag