Anecdote: a (very able) friend of mine was at a technical conference and attended a talk given by an HFT firm. His take was "The tech's pretty interesting, but

Anecdote: a (very able) friend of mine was at a technical conference and attended a talk given by an HFT firm. His take was "The tech's pretty interesting, but all it seems to do is make money." But what do I know, I'm a second tier guy working in the finance sector. :)