Helps with adjusting darkness-brightness.

The effect for brightness is strong, you dont need to use high weights.

You want to use these triggers:

• bright, very bright, dark, very dark

Strength:

• for bright around 0.25-0.5 is visible change, you might go up even higher

• for dark, you want to go around 0.5-1.00

You might explore the negative values too.