Show the days that the stock is up 5% (default) or down 5%, from the previous close.
Useful to spot a cluster of those days. It indicates violent, choppy environment. It's better to keep your boat docked in choppy waters . Eg: see QQQ in 2008, 2000.
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fixing typo in the code comments. writing comments is not my strong suit :)
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Updating the chart that is shown on the description page