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And it's not even that day traders' decisions are wrong. It's just that they're predictable in advance by HFTs who can act on news stories within milliseconds,

by tlb 6y ago

And it's not even that day traders' decisions are wrong. It's just that they're predictable in advance by HFTs who can act on news stories within milliseconds, so they're always buying after the uptick and selling after the downtick.

Nasrudith 6y ago
If they keep losing they are wrong or at least playing the wrong game in trying to play John Henry with a computer in fluctuations. They need to compete like a human - using their pattern matching skills and reason on the fundamentals. Algorithmic traders that attempt sentiment analysis get fooled into doing things like buying Nintendo stock because female Bowser art was trending.