I'm just impressed that they manage to run at a pace of 6 miles per hour (that is 10km/h) while coding... I don't think I can type or use a mouse while I run,

I'm just impressed that they manage to run at a pace of 6 miles per hour (that is 10km/h) while coding... I don't think I can type or use a mouse while I run, that is not walk – and 10km/h is definitely not a walk. And the sweat!!!