Last Day of BTA Bike Commute Challenge Today is the last day of the BTA Bicycle Commute Challenge, so of course, I rode my bike to work. I’m so thankful for the rain gear I got for Christmas a couple of years back. That, and the dry shoes I carry in my waterproof bucket pannier. By Brent Logan Longboarder. Blood donor. Photographer. More about Brent. View all of Brent Logan's posts.