Definitely not fast for me, actually it lags a lot and I have to press keys well in advance to steer the snake into the food. Or is it so fast that I'm seeing o

Definitely not fast for me, actually it lags a lot and I have to press keys well in advance to steer the snake into the food. Or is it so fast that I'm seeing only one frame every few hundreds and it moves almost one full screen between each position I can see?