This was fucking great. Thanks for sharing. Funnily enough...I will hopefully be building my cargo bike this week... and had planned to ride KAW on my gravel bike in a couple of weeks.....now I'm thinking it might be a great way to break the new bike in.
Video from someone who just did it on a cargo bike (R+M Load 60) with a dog: https://www.facebook.com/edemo.bike/videos/317059122916617