Well let's just agree that one's mileage might vary on this, because I use both VSCode and IDEA, and whereas neither really has input lag on my machine, typing

Well let's just agree that one's mileage might vary on this, because I use both VSCode and IDEA, and whereas neither really has input lag on my machine, typing in IDEA somehow feels smoother thanks to some interface programming trick that I can't put my finger on.