Simple MA's 20 and 50 are averaged to produce a mean MA line. I like the smoothness of it, and it can help you stay in a trade in the slow moving trends. Also if you start to see a large cloud in your favor, it could be a great time take the profits.
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.
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