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Re:My 'smart drugs' nightmare by pervycreeper on Monday January 04, 2016 @11:55PM (#10841291)
Does modafinil even improve cognitive performance compared to being well-rested?
Re:My 'smart drugs' nightmare by snatoeusntaoeu on Tuesday January 05, 2016 @12:23AM (#10841377)
Yep, for some people. It depends on your genes. There's some discussion of it here:

https://news.ycombinator.com/item?id=1524881

Re:My 'smart drugs' nightmare by lololomg on Tuesday January 05, 2016 @12:20AM (#10841362)
Yes, there are numerous studies.