I work in telecoms, we do care a lot about latency, HFT guys are the same. Some parts use FPGAs instead of normal hardware due to the low latency requirements!

I work in telecoms, we do care a lot about latency, HFT guys are the same. Some parts use FPGAs instead of normal hardware due to the low latency requirements! OTOH I remember when one man doubled the framerate of a Nintendo game: apparently not all game developers care so much if they leave so much performance unused.. It isn't a contest you know..