I'm not sure why this would be the case, unfortunately. What platform are you playing on?
We play tested on MacOS, Windows and Web and unfortunately never encountered this :(
Why did you say “unfortunately”, when you said that you never encountered this issue? This is Good!
I was playing the Web Version, and then the Input lagged all the same in the Native Linux Version, despite the highest possible framerate.
I have only encountered this issue with your specific game so far.
Maybe the input is not actually delayed, but still feels delayed because the game might not use 2 important player fairness techniques:
You should look these 2 terms (Coyote Time and Jump Buffering) up if you want to know more.