Re: what's that old axiom?
> how do they rule out occasional drug use as not a factor?
Summat like this, perhaps?
Puff - "How do you feel now?" "I'm fine, doctor ... doctor ... doctor ... doctor ... doctor."
Tweet - "how do you feel now? (in unison)" "Kill 'em all"
Maybe the actual report's original title was
Twitter can trigger Psychoanalysis in Users.