Added MA50 to help interpret Smart Money Flow Index. Original SMI script by HPotter, idea of MA50 gotten from Troy Bombardia.
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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