Average (The thick line, xTrigger)
Impact = Chance - Average
It provides very reliable buy sell signals. Buy(green) when increasing, sell(red) when decreasing. Impact might drop before the actual price so it has an early warning potential.
Before trend changes average diverges from the prices. It moves reverse to the prices.
Also before trend changes, impact peaks diverges from price peaks. So you know a big drop is coming.
Oscillator inspired this indicator... This data is there but it is more difficult to interpret.
In summary, you can foresee trend changes.