sound design is the sole reason why q2's singleplayer clicks and every fps that came to imitate it in the timespan lasting up until hl2 does not. humans who ignore it are of the same incestous breed who ignore q3a's soundtrack. peak movement
https://www.youtube.com/watch?v=nLGvIgjq20A
https://www.youtube.com/watch?v=nLGvIgjq20A