just saw a screenshot from my friend who only plays smokes getting a full green career and hitting imm, but his kd was always either average or double/triple negative(yes, hes playing support but its still horrible). led me to thinking, can...

I don't understand this, it costs more money, reveals your position, doesn't destroy the dart, costs a smoke and can be harder to aim. Why is this done?

[Here's the video link if you're lazy to read](https://youtu.be/FPvPhBXxEAM) Peeking is one of the most important skills and it is often overlooked. Everyone talks about aim and crosshair placement, but knowing how to peek properly is what...