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A comment on Ask HN: Most important invention(s) in past 20 years?. Parent comment

Re:Ask HN: Most important invention(s) in past 20 years? by freestockoption on Friday July 14, 2017 @01:45AM (#14767784)
Or a money burning machine if the algorithm sucks. :)
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Re:Ask HN: Most important invention(s) in past 20 years? by SirLJ on Friday July 14, 2017 @11:08AM (#14770348)
You have to back test before punting a single penny in the stock market... for me the idea to invest or trade anything without back testing the strategy with 20 years of data is pure gambling...
[ Parent | on HN ]