I had some very important business to take care of Friday evening at 4pm just on the other side of the Golden Gate Bridge. Since we planned to stay in San Francisco that night, I looked into registration for the Coastal Trail Runs Canyon Meadow run Saturday morning, a race company I hadn't previously run with. Immediately and halfheartedly I clicked my way through the links to check out the half marathon distance course map and elevation profile. The last couple of races I've signed up for, I'd toyed with the idea of graduating from the 21k to the 30k distance, but it never took. This time, it was time. What I didn't know is that 4 inches of rain would fall in the area before race day. Looking at this profile, I could see only one point that could be my demise: right at the half marathon point when I'd have to head out for another loop and repeat the initial 500 foot climb in a half mile. The rest of the course was completely runnable. As long as I could get ...