Track your rides and runs via your iPhone, Android or GPS device, analyze your performance, and compare with friends.
Wait, you went into Z4? Glad I didn't try to hang on to you guys :-)
Great job to you both! You're getting better at this whole "alleycat" thing...
Zach, thanks & great job to you too! Jan wasn't kidding when he said he was training all year to peak for this.
This is such a fun event. Thanks for introducing me to it.