Why do I keep seeing this advice. Enemies are flicking on me or swinging and one tapping me instantly. I don't understand this concept that I have a lot of time to kill them. I literally don't. I feel like I need aim bot just to kill people...

I have Equalizer APO for my headset and I decreased the bass a little bit and increased the treble. Now it seems I can barely hear my footsteps, even Brimstone's footsteps. I can still hear enemy footsteps, better than pre-eq, but just not...