The Vector Curves node maps an input vector components to a curve.
Use this curve node to slow things down or speed them up from the original scene.
In the shader context the node also has an additional Factor property.
Factor
Controls the amount of influence the node exerts on the output vector.
Vector
Standard vector input.
Channel
X, Y, Z
Curve
For the curve controls see: Curve widget.
Vector
Standard vector output.