PROTECTED SOURCE SCRIPT
Double Bollinger-Bands w/ Alerts for Backtesting

For Mr. Nick and anyone else who stumbles across this.
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受保护脚本
此脚本以闭源形式发布。 However, you can use it freely and without any limitations – learn more here.
免责声明
The information and publications are not meant to be, and do not constitute, financial, investment, trading, or other types of advice or recommendations supplied or endorsed by TradingView. Read more in the Terms of Use.