More 'readable' variations of this indicator will help to appreciate its role and integrate into trading strategies more readily.
Note that the smoothed Aroon can be viewed as a channel indicator when normalized to price series.
In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.