Does Speeding Really Get You There Any Faster?

Dear Lifehacker,
I have a simple question: does speeding really get you to your destination any faster? I tend to be a more conservative driver and it drives my boyfriend crazy (who always goes 10mph over the speed limit. I'm pretty sure that between red lights and traffic, there's not enough time saved for it to even… » 4/02/14 1:10pm 4/02/14 1:10pm