Traction - using it - is the theme this week. Who knows better about traction, and driving at the limit (and slightly beyond!) than rally, rallycross and stunt drivers? This week, Andrew Comrie-Picard (ACP) shares his thoughts on what he calls "dynamic friction." The Speed Secret follows that trend, focused on honing in on the limit. And Ross shares links to three videos that can't help but get you into a performance state of mind.