Also why does the game get really choppy every now and then when what I run is just discord and valorant, occasionally Spotify, I always make sure that the application is either closed or hidden in tray/task bar

I been using angle snapping for a while now. It helps me with my aim I seen improvement with it on. But the question is should I keep it on or turn it off. I feel like it's a bad habit keeping it on

Aside from the obvious ones, such as footsteps, shots and reloads. Can the enemy hear when you switch from knife to gun? Can they hear when you equip an ability (ie Sage wall)?