I think some quants even skip the NLP part, and just trade based on the immediate reaction. ie. They detect a trump tweet. Entire stock index dips. they sell ev

I think some quants even skip the NLP part, and just trade based on the immediate reaction. ie. They detect a trump tweet. Entire stock index dips. they sell everything. or vice versa. why do the NLP work when thousands of other quants have already done it, and have just as good a latency as you?