How to use a negative driver value when scaling? I am working on 2d project and need to scale a plane using driver with a scale variable ,but when the value of driving transform channel is -1 the driver value is still positive and equal 1 . It seems like there is no way in blender to make negative driver value when variable is Scale transform.  Is it a bug? How can I get the negative driver value when scaling?
Instead of using a Transform Channel, consider using a Single Property when you need to get the exact value of some property: