Velocity noise shoots particles

[Grubzer]

In my custom particle Velocity noise initializer shoots particles up and down, even though maximum or minimum outputs are pointing up:

 

[Grubzer]

Also, if Lifetime Random set to 1 (Max and Min) everything is ok

 

[Exactol]

As far as I know, the noise functions in TF2 are broken. It's better to just use velocity random or spawn within sphere random.

 

[Grubzer]

As far as I know, the noise functions in TF2 are broken.

But it is used in some tf2 particles, like skybox smoke on forge